diff --git a/vendors/bootstrap/js/bootstrap.native.js b/vendors/bootstrap/js/bootstrap.native.js
index 335daaf63..5a94d7722 100644
--- a/vendors/bootstrap/js/bootstrap.native.js
+++ b/vendors/bootstrap/js/bootstrap.native.js
@@ -5,7 +5,9 @@
 	*/
 
 (doc => {
-	const setFocus = element => element.focus ? element.focus() : element.setActive();
+	const
+		setFocus = element => element.focus ? element.focus() : element.setActive(),
+		isArrow = e => 'ArrowUp' === e.key || 'ArrowDown' === e.key;
 
 	this.BSN = {
 		Dropdown: function(toggleBtn) {
@@ -13,11 +15,11 @@
 			const self = this,
 				parent = toggleBtn.parentNode,
 				preventEmptyAnchor = e => {
-					const t = e.target, href = t.href || (t.parentNode && t.parentNode.href);
-					(href && href.slice(-1) === '#') && e.preventDefault();
+					const t = e.target;
+					('#' === (t.href || t.parentNode?.href)?.slice(-1)) && e.preventDefault();
 				},
 				open = bool => {
-					menu && menu.classList.toggle('show', bool);
+					menu?.classList.toggle('show', bool);
 					parent.classList.toggle('show', bool);
 					toggleBtn.setAttribute('aria-expanded', bool);
 					toggleBtn.open = bool;
@@ -28,14 +30,14 @@
 					}
 				},
 				toggleEvents = () => {
-					let action = (toggleBtn.open ? 'add' : 'remove') + 'EventListener';
+					const action = (toggleBtn.open ? 'add' : 'remove') + 'EventListener';
 					doc[action]('click',dismissHandler);
 					doc[action]('keydown',preventScroll);
 					doc[action]('keyup',keyHandler);
 					doc[action]('focus',dismissHandler);
 				},
 				dismissHandler = e => {
-					let eventTarget = e.target;
+					const eventTarget = e.target;
 					if ((!menu.contains(eventTarget) && !toggleBtn.contains(eventTarget)) || e.type !== 'focus') {
 						self.hide();
 						preventEmptyAnchor(e);
@@ -45,18 +47,19 @@
 					self.show();
 					preventEmptyAnchor(e);
 				},
-				preventScroll = e => (e.key === 'ArrowUp' || e.key === 'ArrowDown') && e.preventDefault(),
+				preventScroll = e => isArrow(e) && e.preventDefault(),
 				keyHandler = e => {
-					if (e.key === 'Escape') {
+					if ('Escape' === e.key) {
 						self.toggle();
-					} else if (e.key === 'ArrowUp' || e.key === 'ArrowDown') {
+					} else if (isArrow(e)) {
 						let activeItem = doc.activeElement,
 							isMenuButton = activeItem === toggleBtn,
 							idx = isMenuButton ? 0 : menuItems.indexOf(activeItem);
 						if (parent.contains(activeItem)) {
 							if (!isMenuButton) {
-								idx = e.key === 'ArrowUp' ? (idx > 1 ? idx-1 : 0)
-									: e.key === 'ArrowDown' ? (idx < menuItems.length-1 ? idx+1 : idx) : idx;
+								idx = 'ArrowUp' === e.key
+									? (idx > 1 ? idx-1 : 0)
+									: (idx < menuItems.length-1 ? idx+1 : idx);
 							}
 							menuItems[idx] && setFocus(menuItems[idx]);
 						} else {
diff --git a/vendors/jua/jua.js b/vendors/jua/jua.js
index 387114205..7e27a26ab 100644
--- a/vendors/jua/jua.js
+++ b/vendors/jua/jua.js
@@ -10,7 +10,7 @@
 		 */
 		getDataFromFiles = (aItems, fFileCallback, iLimit, fLimitCallback) =>
 		{
-			if (aItems && aItems.length)
+			if (aItems?.length)
 			{
 				let
 					oFile,
@@ -261,7 +261,7 @@
 		 */
 		runEvent(sName, ...aArgs)
 		{
-			this.oEvents[sName] && this.oEvents[sName].apply(null, aArgs);
+			this.oEvents[sName]?.apply(null, aArgs);
 		}
 
 		/**
@@ -392,7 +392,7 @@
 							self.generateNewInput(oClickElement);
 						}, 10);
 					};
-					if (oInput.files && oInput.files.length) {
+					if (oInput.files?.length) {
 						getDataFromFiles(oInput.files, fFileCallback,
 							limit,
 							self.getEvent('onLimitReached')
diff --git a/vendors/knockout/Gruntfile.js b/vendors/knockout/Gruntfile.js
index c5d7c0a70..079572796 100644
--- a/vendors/knockout/Gruntfile.js
+++ b/vendors/knockout/Gruntfile.js
@@ -63,8 +63,8 @@ module.exports = function(grunt) {
     function buildMin(output, done) {
         var cc = require('closure-compiler');
         var options = {
-			language_in:'ECMASCRIPT_2018',
-			language_out:'ECMASCRIPT_2018',
+			language_in:'ECMASCRIPT_2020',
+			language_out:'ECMASCRIPT_2020',
             compilation_level: 'ADVANCED_OPTIMIZATIONS',
             output_wrapper: '(()=>{%output%})();'
         };
diff --git a/vendors/knockout/build/output/knockout-latest.debug.js b/vendors/knockout/build/output/knockout-latest.debug.js
index c0aba9e20..d182b63b1 100644
--- a/vendors/knockout/build/output/knockout-latest.debug.js
+++ b/vendors/knockout/build/output/knockout-latest.debug.js
@@ -37,7 +37,7 @@ ko.utils = {
         // Ensure it's a real array, as we're about to reparent the nodes and
         // we don't want the underlying collection to change while we're doing that.
         var nodesArray = [...nodes];
-        var templateDocument = (nodesArray[0] && nodesArray[0].ownerDocument) || document;
+        var templateDocument = nodesArray[0]?.ownerDocument || document;
 
         var container = templateDocument.createElement('div');
         nodesArray.forEach(node => container.append(ko.cleanNode(node)));
@@ -108,7 +108,7 @@ ko.utils = {
         node.ownerDocument.documentElement.contains(node.nodeType !== 1 ? node.parentNode : node),
 
     triggerEvent: (element, eventType) => {
-        if (!(element && element.nodeType))
+        if (!element?.nodeType)
             throw new Error("element must be a DOM node when calling triggerEvent");
 
         element.dispatchEvent(new Event(eventType));
@@ -134,9 +134,7 @@ ko.utils.domData = {
         if (dataStore.has(node)) {
             dataStore.get(node)[key] = value;
         } else {
-            let dataForNode = {};
-            dataForNode[key] = value;
-            dataStore.set(node, dataForNode);
+            dataStore.set(node, {[key]:value});
         }
         return value;
     },
@@ -238,18 +236,9 @@ ko.exportSymbol('utils.domNodeDisposal.addDisposeCallback', ko.utils.domNodeDisp
 ko.tasks = (() => {
     var taskQueue = [],
         taskQueueLength = 0,
-        nextHandle = 1,
         nextIndexToProcess = 0,
 
-    // Chrome 27+, Firefox 14+, IE 11+, Opera 15+, Safari 6.1+
-    // From https://github.com/petkaantonov/bluebird * Copyright (c) 2014 Petka Antonov * License: MIT
-    scheduler = (callback => {
-        var div = document.createElement("div");
-        new MutationObserver(callback).observe(div, {attributes: true});
-        return () => div.classList.toggle("foo");
-    })(scheduledProcess);
-
-    function processTasks() {
+    processTasks = () => {
         if (taskQueueLength) {
             // Each mark represents the end of a logical group of tasks and the number of these groups is
             // limited to prevent unchecked recursion.
@@ -276,34 +265,30 @@ ko.tasks = (() => {
                 }
             }
         }
-    }
+    },
 
-    function scheduledProcess() {
+    scheduledProcess = () => {
         processTasks();
 
         // Reset the queue
         nextIndexToProcess = taskQueueLength = taskQueue.length = 0;
-    }
+    },
 
-    var tasks = {
+    // Chrome 27+, Firefox 14+, IE 11+, Opera 15+, Safari 6.1+
+    // From https://github.com/petkaantonov/bluebird * Copyright (c) 2014 Petka Antonov * License: MIT
+    scheduler = (callback => {
+        var div = document.createElement("div");
+        new MutationObserver(callback).observe(div, {attributes: true});
+        return () => div.classList.toggle("foo");
+    })(scheduledProcess);
+
+    return {
         schedule: func => {
-            if (!taskQueueLength) {
-                scheduler(scheduledProcess);
-            }
+            taskQueueLength || scheduler(scheduledProcess);
 
             taskQueue[taskQueueLength++] = func;
-            return nextHandle++;
-        },
-
-        cancel: handle => {
-            var index = handle - (nextHandle - taskQueueLength);
-            if (index >= nextIndexToProcess && index < taskQueueLength) {
-                taskQueue[index] = null;
-            }
         }
     };
-
-    return tasks;
 })();
 ko.extenders = {
     'debounce': (target, timeout) => target.limit(callback => debounce(callback, timeout)),
@@ -554,7 +539,7 @@ ko.subscribable['fn'] = ko_subscribable_fn;
 
 
 ko.isSubscribable = instance =>
-    instance != null && typeof instance.subscribe == "function" && typeof instance.notifySubscribers == "function";
+    typeof instance?.subscribe == "function" && typeof instance.notifySubscribers == "function";
 (() => {
 
 var outerFrames = [],
@@ -591,11 +576,11 @@ ko.dependencyDetection = {
         }
     },
 
-    getDependenciesCount: () => currentFrame && currentFrame.computed.getDependenciesCount(),
+    getDependenciesCount: () => currentFrame?.computed.getDependenciesCount(),
 
-    isInitial: () => currentFrame && currentFrame.isInitial,
+    isInitial: () => currentFrame?.isInitial,
 
-    computed: () => currentFrame && currentFrame.computed
+    computed: () => currentFrame?.computed
 };
 
 })();
@@ -615,11 +600,9 @@ ko.observable = initialValue => {
             }
             return this; // Permits chained assignments
         }
-        else {
-            // Read
-            ko.dependencyDetection.registerDependency(observable); // The caller only needs to be notified of changes if they did a "read" operation
-            return observable[observableLatestValue];
-        }
+        // Read
+        ko.dependencyDetection.registerDependency(observable); // The caller only needs to be notified of changes if they did a "read" operation
+        return observable[observableLatestValue];
     }
 
     observable[observableLatestValue] = initialValue;
@@ -641,7 +624,7 @@ ko.observable = initialValue => {
 var observableFn = {
     'toJSON': function() {
         let value = this[observableLatestValue];
-        return value && value.toJSON ? value.toJSON() : value;
+        return value?.toJSON?.() || value;
     },
     equalityComparer: valuesArePrimitiveAndEqual,
     peek: function() { return this[observableLatestValue]; },
@@ -755,7 +738,7 @@ const arrayChangeEventName = 'arrayChange';
 ko.extenders['trackArrayChanges'] = (target, options) => {
     // Use the provided options--each call to trackArrayChanges overwrites the previously set options
     target.compareArrayOptions = {};
-    if (options && typeof options == "object") {
+    if (typeof options == "object") {
         ko.utils.extend(target.compareArrayOptions, options);
     }
     target.compareArrayOptions['sparse'] = true;
@@ -834,7 +817,7 @@ ko.extenders['trackArrayChanges'] = (target, options) => {
                 cachedDiff = null;
                 pendingChanges = 0;
 
-                if (changes && changes.length) {
+                if (changes?.length) {
                     target.notifySubscribers(changes, arrayChangeEventName);
                 }
             }
@@ -950,14 +933,13 @@ ko.computed = (evaluatorFunctionOrOptions, options) => {
             // Writing a value
             writeFunction(...arguments);
             return this; // Permits chained assignments
-        } else {
-            // Reading the value
-            state.isDisposed || ko.dependencyDetection.registerDependency(computedObservable);
-            if (state.isDirty || (state.isSleeping && computedObservable.haveDependenciesChanged())) {
-                computedObservable.evaluateImmediate();
-            }
-            return state.latestValue;
         }
+        // Reading the value
+        state.isDisposed || ko.dependencyDetection.registerDependency(computedObservable);
+        if (state.isDirty || (state.isSleeping && computedObservable.haveDependenciesChanged())) {
+            computedObservable.evaluateImmediate();
+        }
+        return state.latestValue;
     }
 
     computedObservable[computedState] = state;
@@ -1010,9 +992,7 @@ ko.computed = (evaluatorFunctionOrOptions, options) => {
 
 // Utility function that disposes a given dependencyTracking entry
 function computedDisposeDependencyCallback(id, entryToDispose) {
-    if (entryToDispose !== null && entryToDispose.dispose) {
-        entryToDispose.dispose();
-    }
+    entryToDispose?.dispose?.();
 }
 
 // This function gets called each time a dependency is detected while evaluating a computed.
@@ -1101,8 +1081,8 @@ var computedFn = {
     },
     markDirty: function () {
         // Process "dirty" events if we can handle delayed notifications
-        if (this._evalDelayed && !this[computedState].isBeingEvaluated) {
-            this._evalDelayed(false /*isChange*/);
+        if (!this[computedState].isBeingEvaluated) {
+            this._evalDelayed?.(false /*isChange*/);
         }
     },
     isActive: function () {
@@ -1123,7 +1103,7 @@ var computedFn = {
     evaluatePossiblyAsync: function () {
         var computedObservable = this,
             throttleEvaluationTimeout = computedObservable['throttleEvaluation'];
-        if (throttleEvaluationTimeout && throttleEvaluationTimeout >= 0) {
+        if (throttleEvaluationTimeout >= 0) {
             clearTimeout(this[computedState].evaluationTimeoutInstance);
             this[computedState].evaluationTimeoutInstance = setTimeout(() =>
                 computedObservable.evaluateImmediate(true /*notifyChange*/)
@@ -1153,7 +1133,7 @@ var computedFn = {
             return;
         }
 
-        if (state.disposeWhenNodeIsRemoved && !ko.utils.domNodeIsAttachedToDocument(state.disposeWhenNodeIsRemoved) || disposeWhen && disposeWhen()) {
+        if (state.disposeWhenNodeIsRemoved && !ko.utils.domNodeIsAttachedToDocument(state.disposeWhenNodeIsRemoved) || disposeWhen?.()) {
             // See comment above about suppressDisposalUntilDisposeWhenReturnsFalse
             if (!state.suppressDisposalUntilDisposeWhenReturnsFalse) {
                 computedObservable.dispose();
@@ -1275,7 +1255,7 @@ var computedFn = {
         var state = this[computedState];
         if (!state.isSleeping && state.dependencyTracking) {
             ko.utils.objectForEach(state.dependencyTracking, (id, dependency) =>
-                dependency.dispose && dependency.dispose()
+                dependency.dispose?.()
             );
         }
         if (state.disposeWhenNodeIsRemoved && state.domNodeDisposalCallback) {
@@ -1833,10 +1813,17 @@ ko.expressionRewriting = (() => {
     ko.bindingContext = class {
         constructor(dataItemOrAccessor, parentContext, dataItemAlias, extendCallback, options)
         {
+            var self = this,
+                shouldInheritData = dataItemOrAccessor === inheritParentVm,
+                realDataItemOrAccessor = shouldInheritData ? undefined : dataItemOrAccessor,
+                isFunc = typeof(realDataItemOrAccessor) == "function" && !ko.isObservable(realDataItemOrAccessor),
+                subscribable,
+                dataDependency = options && options['dataDependency'],
+
             // The binding context object includes static properties for the current, parent, and root view models.
             // If a view model is actually stored in an observable, the corresponding binding context object, and
             // any child contexts, must be updated when the view model is changed.
-            function updateContext() {
+            updateContext = () => {
                 // Most of the time, the context will directly get a view model object, but if a function is given,
                 // we call the function to retrieve the view model. If the function accesses any observables or returns
                 // an observable, the dependency is tracked, and those observables can later cause the binding
@@ -1891,14 +1878,7 @@ ko.expressionRewriting = (() => {
                 }
 
                 return self['$data'];
-            }
-
-            var self = this,
-                shouldInheritData = dataItemOrAccessor === inheritParentVm,
-                realDataItemOrAccessor = shouldInheritData ? undefined : dataItemOrAccessor,
-                isFunc = typeof(realDataItemOrAccessor) == "function" && !ko.isObservable(realDataItemOrAccessor),
-                subscribable,
-                dataDependency = options && options['dataDependency'];
+            };
 
             if (options && options['exportDependencies']) {
                 // The "exportDependencies" option means that the calling code will track any dependencies and re-create
@@ -2306,13 +2286,12 @@ ko.expressionRewriting = (() => {
 })();
 (() => {
     var loadingSubscribablesCache = Object.create(null), // Tracks component loads that are currently in flight
-        loadedDefinitionsCache = Object.create(null);    // Tracks component loads that have already completed
+        loadedDefinitionsCache = new Map();    // Tracks component loads that have already completed
 
     ko.components = {
         get: (componentName, callback) => {
-            var cachedDefinition = loadedDefinitionsCache[componentName];
-            if (cachedDefinition) {
-                ko.tasks.schedule(() => callback(cachedDefinition.definition) );
+            if (loadedDefinitionsCache.has(componentName)) {
+                ko.tasks.schedule(() => callback(loadedDefinitionsCache.get(componentName)));
             } else {
                 // Join the loading process that is already underway, or start a new one.
                 var subscribable = loadingSubscribablesCache[componentName],
@@ -2324,8 +2303,8 @@ ko.expressionRewriting = (() => {
                     subscribable = loadingSubscribablesCache[componentName] = new ko.subscribable();
                     subscribable.subscribe(callback);
 
-                    beginLoadingComponent(componentName, definition => {
-                        loadedDefinitionsCache[componentName] = { definition: definition };
+                    loadComponent(componentName, definition => {
+                        loadedDefinitionsCache.set(componentName, definition);
                         delete loadingSubscribablesCache[componentName];
 
                         // For API consistency, all loads complete asynchronously. However we want to avoid
@@ -2347,9 +2326,6 @@ ko.expressionRewriting = (() => {
             }
         },
 
-        clearCachedDefinition: componentName =>
-            delete loadedDefinitionsCache[componentName],
-
         register: (componentName, config) => {
             if (!config) {
                 throw new Error('Invalid configuration for ' + componentName);
@@ -2373,70 +2349,53 @@ ko.expressionRewriting = (() => {
     // 1. To supply configuration objects from some other source (e.g., conventions)
     // 2. Or, to resolve configuration objects by loading viewmodels/templates via arbitrary logic.
 
-    var defaultConfigRegistry = Object.create(null);
-    var createViewModelKey = 'createViewModel';
+    var defaultConfigRegistry = Object.create(null),
+        createViewModelKey = 'createViewModel',
+        throwError = (componentName, message) => { throw new Error(`Component '${componentName}': ${message}`) },
 
-    // Takes a config object of the form { template: ..., viewModel: ... }, and asynchronously convert it
-    // into the standard component definition format:
-    //    { template: <ArrayOfDomNodes>, createViewModel: function(params, componentInfo) { ... } }.
-    // Since both template and viewModel may need to be resolved asynchronously, both tasks are performed
-    // in parallel, and the results joined when both are ready. We don't depend on any promises infrastructure,
-    // so this is implemented manually below.
-    function loadComponent(componentName, callback) {
-        var result = {},
-            config = defaultConfigRegistry[componentName] || {},
-            templateConfig = config['template'],
-            viewModelConfig = config['viewModel'];
+        // Takes a config object of the form { template: ..., viewModel: ... }, and asynchronously convert it
+        // into the standard component definition format:
+        //    { template: <ArrayOfDomNodes>, createViewModel: function(params, componentInfo) { ... } }.
+        // Since both template and viewModel may need to be resolved asynchronously, both tasks are performed
+        // in parallel, and the results joined when both are ready. We don't depend on any promises infrastructure,
+        // so this is implemented manually below.
+        loadComponent = (componentName, callback) => {
+            // Try the candidates
+            var result = {},
+                config = defaultConfigRegistry[componentName] || {},
+                templateConfig = config['template'],
+                viewModelConfig = config['viewModel'];
 
-        if (templateConfig) {
-            if (!templateConfig['element']) {
-                throwError(componentName, 'Unknown template value: ' + templateConfig);
+            if (templateConfig) {
+                if (!templateConfig['element']) {
+                    throwError(componentName, 'Unknown template value: ' + templateConfig);
+                }
+                // Element ID - find it, then copy its child nodes
+                var element = templateConfig['element'];
+                var elemInstance = document.getElementById(element);
+                if (!elemInstance) {
+                    throwError(componentName, 'Cannot find element with ID ' + element);
+                }
+                if (!elemInstance.matches('TEMPLATE')) {
+                    throwError(componentName, 'Template Source Element not a <template>');
+                }
+                // For browsers with proper <template> element support (i.e., where the .content property
+                // gives a document fragment), use that document fragment.
+                result['template'] = ko.utils.cloneNodes(elemInstance.content.childNodes);
             }
-            // Element ID - find it, then copy its child nodes
-            var element = templateConfig['element'];
-            var elemInstance = document.getElementById(element);
-            if (!elemInstance) {
-                throwError(componentName, 'Cannot find element with ID ' + element);
+
+            if (viewModelConfig) {
+                if (typeof viewModelConfig[createViewModelKey] !== 'function') {
+                    throwError(componentName, 'Unknown viewModel value: ' + viewModelConfig);
+                }
+                // Already a factory function - use it as-is
+                result[createViewModelKey] = viewModelConfig[createViewModelKey];
             }
-            if (!elemInstance.matches('TEMPLATE')) {
-                throwError(componentName, 'Template Source Element not a <template>');
-            }
-            // For browsers with proper <template> element support (i.e., where the .content property
-            // gives a document fragment), use that document fragment.
-            result['template'] = ko.utils.cloneNodes(elemInstance.content.childNodes);
-        }
 
-        if (viewModelConfig) {
-            if (typeof viewModelConfig[createViewModelKey] !== 'function') {
-                throwError(componentName, 'Unknown viewModel value: ' + viewModelConfig);
-            }
-            // Already a factory function - use it as-is
-            result[createViewModelKey] = viewModelConfig[createViewModelKey];
-        }
-
-        if (result['template'] && result[createViewModelKey]) {
-            callback(result);
-        } else {
-            callback(null);
-        }
-    }
-
-    function throwError(componentName, message) {
-        throw new Error(`Component '${componentName}': ${message}`)
-    }
-
-    function beginLoadingComponent(componentName, callback) {
-        // Try the candidates
-        var found = false;
-        loadComponent(componentName, result => {
-            // This candidate returned a value. Use it.
-            (found = result != null) && callback(result);
-        });
-        if (!found) {
-            // No candidates returned a value
-            callback(null);
-        }
-    }
+            // Did candidate return a value?
+            var found = (result['template'] && result[createViewModelKey]);
+            callback(found ? result : null);
+        };
 
     ko.exportSymbol('components', ko.components);
     ko.exportSymbol('components.register', ko.components.register);
@@ -2539,9 +2498,6 @@ ko.bindingHandlers['attr'] = {
                 namespace ? element.removeAttributeNS(namespace, attrName) : element.removeAttribute(attrName);
             } else {
                 attrValue = attrValue.toString();
-            }
-
-            if (!toRemove) {
                 namespace ? element.setAttributeNS(namespace, attrName, attrValue) : element.setAttribute(attrName, attrValue);
             }
 
@@ -2556,18 +2512,15 @@ ko.bindingHandlers['attr'] = {
     }
 };
 var classesWrittenByBindingKey = '__ko__cssValue',
-    toggleClasses = (node, classNames, force) => {
-        if (classNames) {
-            classNames.split(/\s+/).forEach(className =>
-                node.classList.toggle(className, force)
-            );
-        }
-    };
+    toggleClasses = (node, classNames, force) =>
+        classNames && classNames.split(/\s+/).forEach(className =>
+            node.classList.toggle(className, force)
+        );
 
 ko.bindingHandlers['css'] = {
     'update': (element, valueAccessor) => {
         var value = ko.utils.unwrapObservable(valueAccessor());
-        if (value !== null && typeof value == "object") {
+        if (typeof value == "object") {
             ko.utils.objectForEach(value, (className, shouldHaveClass) => {
                 shouldHaveClass = ko.utils.unwrapObservable(shouldHaveClass);
                 toggleClasses(element, className, !!shouldHaveClass);
@@ -2585,7 +2538,7 @@ ko.bindingHandlers['enable'] = {
         var value = ko.utils.unwrapObservable(valueAccessor());
         if (value && element.disabled)
             element.removeAttribute("disabled");
-        else if ((!value) && (!element.disabled))
+        else if (!value && !element.disabled)
             element.disabled = true;
     }
 };
@@ -2599,12 +2552,9 @@ ko.bindingHandlers['disable'] = {
 function makeEventHandlerShortcut(eventName) {
     ko.bindingHandlers[eventName] = {
         'init': function(element, valueAccessor, allBindings, viewModel, bindingContext) {
-            var newValueAccessor = () => {
-                return {
-                    [eventName]: valueAccessor()
-                };
-            };
-            return ko.bindingHandlers['event']['init'].call(this, element, newValueAccessor, allBindings, viewModel, bindingContext);
+            return ko.bindingHandlers['event']['init'].call(this, element,
+                () => ({[eventName]: valueAccessor()}), // newValueAccessor
+                allBindings, viewModel, bindingContext);
         }
     }
 }
@@ -2614,19 +2564,18 @@ ko.bindingHandlers['event'] = {
         var eventsToHandle = valueAccessor() || {};
         ko.utils.objectForEach(eventsToHandle, eventName => {
             if (typeof eventName == "string") {
-                element.addEventListener(eventName, function (event) {
+                element.addEventListener(eventName, (...args) => {
                     var handlerReturnValue;
                     var handlerFunction = valueAccessor()[eventName];
-                    if (!handlerFunction)
-                        return;
-
-                    try {
-                        viewModel = bindingContext['$data'];
-                        // Take all the event args, and prefix with the viewmodel
-                        handlerReturnValue = handlerFunction.apply(viewModel, [viewModel, ...arguments]);
-                    } finally {
-                        if (handlerReturnValue !== true) { // Normally we want to prevent default action. Developer can override this be explicitly returning true.
-                            event.preventDefault();
+                    if (handlerFunction) {
+                        try {
+                            viewModel = bindingContext['$data'];
+                            // Take all the event args, and prefix with the viewmodel
+                            handlerReturnValue = handlerFunction.apply(viewModel, [viewModel, ...args]);
+                        } finally {
+                            if (handlerReturnValue !== true) { // Normally we want to prevent default action. Developer can override this be explicitly returning true.
+                                args[0].preventDefault();
+                            }
                         }
                     }
                 });
@@ -2728,7 +2677,7 @@ ko.bindingHandlers['html'] = {
         }
     }
 };
-(function () {
+(() => {
 
 // Makes a binding like with or if
 function makeWithIfBinding(bindingKey, isWith, isNot) {
@@ -2737,8 +2686,7 @@ function makeWithIfBinding(bindingKey, isWith, isNot) {
             var savedNodes, contextOptions = {}, needAsyncContext;
 
             if (isWith) {
-                var as = allBindings.get('as');
-                contextOptions = { 'as': as, 'exportDependencies': true };
+                contextOptions = { 'as': allBindings.get('as'), 'exportDependencies': true };
             }
 
             needAsyncContext = allBindings['has'](ko.bindingEvent.descendantsComplete);
@@ -2804,17 +2752,15 @@ ko.bindingHandlers['options'] = {
             throw new Error("options binding applies only to SELECT elements");
 
         // Remove all existing <option>s.
-        while (element.length > 0) {
-            element.remove(0);
+        let l = element.length;
+        while (l--) {
+            element.remove(l);
         }
 
         // Ensures that the binding processor doesn't try to bind the options
         return { 'controlsDescendantBindings': true };
     },
     'update': (element, valueAccessor, allBindings) => {
-        function selectedOptions() {
-            return Array.from(element.options).filter(node => node.selected);
-        }
 
         var selectWasPreviouslyEmpty = element.length == 0,
             multiple = element.multiple,
@@ -2824,7 +2770,36 @@ ko.bindingHandlers['options'] = {
             arrayToDomNodeChildrenOptions = {},
             captionValue,
             filteredArray,
-            previousSelectedValues = [];
+            previousSelectedValues = [],
+
+            selectedOptions = () => Array.from(element.options).filter(node => node.selected),
+
+            applyToObject = (object, predicate, defaultValue) => {
+                var predicateType = typeof predicate;
+                if (predicateType == "function")    // Given a function; run it against the data value
+                    return predicate(object);
+                else if (predicateType == "string") // Given a string; treat it as a property name on the data value
+                    return object[predicate];
+                                                    // Given no optionsText arg; use the data value itself
+                    return defaultValue;
+            },
+
+            setSelectionCallback = (arrayEntry, newOptions) => {
+                if (itemUpdate && valueAllowUnset) {
+                    // The model value is authoritative, so make sure its value is the one selected
+                    ko.bindingEvent.notify(element, ko.bindingEvent.childrenComplete);
+                } else if (previousSelectedValues.length) {
+                    // IE6 doesn't like us to assign selection to OPTION nodes before they're added to the document.
+                    // That's why we first added them without selection. Now it's time to set the selection.
+                    var isSelected = previousSelectedValues.includes(ko.selectExtensions.readValue(newOptions[0]));
+                    newOptions[0].selected = isSelected;
+
+                    // If this option was changed from being selected during a single-item update, notify the change
+                    if (itemUpdate && !isSelected) {
+                        ko.dependencyDetection.ignore(ko.utils.triggerEvent, null, [element, "change"]);
+                    }
+                }
+            };
 
         if (!valueAllowUnset) {
             if (multiple) {
@@ -2853,22 +2828,12 @@ ko.bindingHandlers['options'] = {
             // If a falsy value is provided (e.g. null), we'll simply empty the select element
         }
 
-        function applyToObject(object, predicate, defaultValue) {
-            var predicateType = typeof predicate;
-            if (predicateType == "function")    // Given a function; run it against the data value
-                return predicate(object);
-            else if (predicateType == "string") // Given a string; treat it as a property name on the data value
-                return object[predicate];
-            else                                // Given no optionsText arg; use the data value itself
-                return defaultValue;
-        }
-
         // The following functions can run at two different times:
         // The first is when the whole array is being updated directly from this binding handler.
         // The second is when an observable value for a specific array entry is updated.
         // oldOptions will be empty in the first case, but will be filled with the previously generated option in the second.
-        var itemUpdate = false;
-        function optionForArrayItem(arrayEntry, index, oldOptions) {
+        var itemUpdate = false,
+        optionForArrayItem = (arrayEntry, index, oldOptions) => {
             if (oldOptions.length) {
                 previousSelectedValues = !valueAllowUnset && oldOptions[0].selected ? [ ko.selectExtensions.readValue(oldOptions[0]) ] : [];
                 itemUpdate = true;
@@ -2887,29 +2852,12 @@ ko.bindingHandlers['options'] = {
                 ko.utils.setTextContent(option, optionText);
             }
             return [option];
-        }
+        };
 
         // By using a beforeRemove callback, we delay the removal until after new items are added. This fixes a selection
         // problem in IE<=8 and Firefox. See https://github.com/knockout/knockout/issues/1208
         arrayToDomNodeChildrenOptions['beforeRemove'] = option => element.removeChild(option);
 
-        function setSelectionCallback(arrayEntry, newOptions) {
-            if (itemUpdate && valueAllowUnset) {
-                // The model value is authoritative, so make sure its value is the one selected
-                ko.bindingEvent.notify(element, ko.bindingEvent.childrenComplete);
-            } else if (previousSelectedValues.length) {
-                // IE6 doesn't like us to assign selection to OPTION nodes before they're added to the document.
-                // That's why we first added them without selection. Now it's time to set the selection.
-                var isSelected = previousSelectedValues.includes(ko.selectExtensions.readValue(newOptions[0]));
-                newOptions[0].selected = isSelected;
-
-                // If this option was changed from being selected during a single-item update, notify the change
-                if (itemUpdate && !isSelected) {
-                    ko.dependencyDetection.ignore(ko.utils.triggerEvent, null, [element, "change"]);
-                }
-            }
-        }
-
         var callback = setSelectionCallback;
         if (allBindings['has']('optionsAfterRender') && typeof allBindings.get('optionsAfterRender') == "function") {
             callback = (arrayEntry, newOptions) => {
@@ -2922,25 +2870,23 @@ ko.bindingHandlers['options'] = {
 
         if (!valueAllowUnset) {
             // Determine if the selection has changed as a result of updating the options list
-            var selectionChanged;
+            var selectionChanged, prevLength = previousSelectedValues.length;
             if (multiple) {
                 // For a multiple-select box, compare the new selection count to the previous one
                 // But if nothing was selected before, the selection can't have changed
-                selectionChanged = previousSelectedValues.length && selectedOptions().length < previousSelectedValues.length;
+                selectionChanged = prevLength && selectedOptions().length < prevLength;
             } else {
                 // For a single-select box, compare the current value to the previous value
                 // But if nothing was selected before or nothing is selected now, just look for a change in selection
-                selectionChanged = (previousSelectedValues.length && element.selectedIndex >= 0)
+                selectionChanged = (prevLength && element.selectedIndex >= 0)
                     ? (ko.selectExtensions.readValue(element.options[element.selectedIndex]) !== previousSelectedValues[0])
-                    : (previousSelectedValues.length || element.selectedIndex >= 0);
+                    : (prevLength || element.selectedIndex >= 0);
             }
 
             // Ensure consistency between model value and selected option.
             // If the dropdown was changed so that selection is no longer the same,
             // notify the value or selectedOptions binding.
-            if (selectionChanged) {
-                ko.dependencyDetection.ignore(ko.utils.triggerEvent, null, [element, "change"]);
-            }
+            selectionChanged && ko.dependencyDetection.ignore(ko.utils.triggerEvent, null, [element, "change"]);
         }
 
         if (valueAllowUnset || ko.dependencyDetection.isInitial()) {
@@ -2989,10 +2935,7 @@ ko.bindingHandlers['submit'] = {
             try { handlerReturnValue = value.call(bindingContext['$data'], element); }
             finally {
                 if (handlerReturnValue !== true) { // Normally we want to prevent default action. Developer can override this be explicitly returning true.
-                    if (event.preventDefault)
-                        event.preventDefault();
-                    else
-                        event.returnValue = false;
+                    event.preventDefault();
                 }
             }
         });
@@ -3294,78 +3237,78 @@ makeEventHandlerShortcut('click');
                 nextInQueue = ko.virtualElements.nextSibling(node);
                 action(node, nextInQueue);
             }
-        };
+        },
 
-    function activateBindingsOnContinuousNodeArray(continuousNodeArray, bindingContext) {
-        // To be used on any nodes that have been rendered by a template and have been inserted into some parent element
-        // Walks through continuousNodeArray (which *must* be continuous, i.e., an uninterrupted sequence of sibling nodes, because
-        // the algorithm for walking them relies on this), and for each top-level item in the virtual-element sense,
-        // (1) Does a regular "applyBindings" to associate bindingContext with this node and to activate any non-memoized bindings
-        // (2) Unmemoizes any memos in the DOM subtree (e.g., to activate bindings that had been memoized during template rewriting)
+        activateBindingsOnContinuousNodeArray = (continuousNodeArray, bindingContext) => {
+            // To be used on any nodes that have been rendered by a template and have been inserted into some parent element
+            // Walks through continuousNodeArray (which *must* be continuous, i.e., an uninterrupted sequence of sibling nodes, because
+            // the algorithm for walking them relies on this), and for each top-level item in the virtual-element sense,
+            // (1) Does a regular "applyBindings" to associate bindingContext with this node and to activate any non-memoized bindings
+            // (2) Unmemoizes any memos in the DOM subtree (e.g., to activate bindings that had been memoized during template rewriting)
 
-        if (continuousNodeArray.length) {
-            var firstNode = continuousNodeArray[0],
-                lastNode = continuousNodeArray[continuousNodeArray.length - 1],
-                parentNode = firstNode.parentNode;
+            if (continuousNodeArray.length) {
+                var firstNode = continuousNodeArray[0],
+                    lastNode = continuousNodeArray[continuousNodeArray.length - 1],
+                    parentNode = firstNode.parentNode;
 
-            // Need to applyBindings *before* unmemoziation, because unmemoization might introduce extra nodes (that we don't want to re-bind)
-            // whereas a regular applyBindings won't introduce new memoized nodes
-            invokeForEachNodeInContinuousRange(firstNode, lastNode, node => {
-                if (node.nodeType === 1 || node.nodeType === 8)
-                    ko.applyBindings(bindingContext, node);
-            });
+                // Need to applyBindings *before* unmemoziation, because unmemoization might introduce extra nodes (that we don't want to re-bind)
+                // whereas a regular applyBindings won't introduce new memoized nodes
+                invokeForEachNodeInContinuousRange(firstNode, lastNode, node => {
+                    if (node.nodeType === 1 || node.nodeType === 8)
+                        ko.applyBindings(bindingContext, node);
+                });
 
-            // Make sure any changes done by applyBindings or unmemoize are reflected in the array
-            ko.utils.fixUpContinuousNodeArray(continuousNodeArray, parentNode);
-        }
-    }
-
-    function getFirstNodeFromPossibleArray(nodeOrNodeArray) {
-        return nodeOrNodeArray.nodeType ? nodeOrNodeArray
-                                        : nodeOrNodeArray.length > 0 ? nodeOrNodeArray[0]
-                                        : null;
-    }
-
-    function executeTemplate(targetNodeOrNodeArray, renderMode, template, bindingContext) {
-        var firstTargetNode = targetNodeOrNodeArray && getFirstNodeFromPossibleArray(targetNodeOrNodeArray);
-        var templateDocument = (firstTargetNode || template || {}).ownerDocument;
-
-        var renderedNodesArray = renderTemplateSource(makeTemplateSource(template, templateDocument));
-
-        // Loosely check result is an array of DOM nodes
-        if ((typeof renderedNodesArray.length != "number") || (renderedNodesArray.length > 0 && typeof renderedNodesArray[0].nodeType != "number"))
-            throw new Error("Template engine must return an array of DOM nodes");
-
-        var haveAddedNodesToParent = false;
-        switch (renderMode) {
-            case "replaceChildren":
-                ko.virtualElements.setDomNodeChildren(targetNodeOrNodeArray, renderedNodesArray);
-                haveAddedNodesToParent = true;
-                break;
-            case "ignoreTargetNode": break;
-            default:
-                throw new Error("Unknown renderMode: " + renderMode);
-        }
-
-        if (haveAddedNodesToParent) {
-            activateBindingsOnContinuousNodeArray(renderedNodesArray, bindingContext);
-            if (renderMode == "replaceChildren") {
-                ko.bindingEvent.notify(targetNodeOrNodeArray, ko.bindingEvent.childrenComplete);
+                // Make sure any changes done by applyBindings or unmemoize are reflected in the array
+                ko.utils.fixUpContinuousNodeArray(continuousNodeArray, parentNode);
             }
-        }
+        },
 
-        return renderedNodesArray;
-    }
+        getFirstNodeFromPossibleArray = (nodeOrNodeArray) => {
+            return nodeOrNodeArray.nodeType ? nodeOrNodeArray
+                                            : nodeOrNodeArray.length > 0 ? nodeOrNodeArray[0]
+                                            : null;
+        },
 
-    function resolveTemplateName(template, data, context) {
-        // The template can be specified as:
-        if (ko.isObservable(template)) {
-            // 1. An observable, with string value
-            return template();
-        }
-        // 2. A function of (data, context) returning a string ELSE 3. A string
-        return (typeof template === 'function') ? template(data, context) : template;
-    }
+        executeTemplate = (targetNodeOrNodeArray, renderMode, template, bindingContext) => {
+            var firstTargetNode = targetNodeOrNodeArray && getFirstNodeFromPossibleArray(targetNodeOrNodeArray);
+            var templateDocument = (firstTargetNode || template || {}).ownerDocument;
+
+            var renderedNodesArray = renderTemplateSource(makeTemplateSource(template, templateDocument));
+
+            // Loosely check result is an array of DOM nodes
+            if ((typeof renderedNodesArray.length != "number") || (renderedNodesArray.length > 0 && typeof renderedNodesArray[0].nodeType != "number"))
+                throw new Error("Template engine must return an array of DOM nodes");
+
+            var haveAddedNodesToParent = false;
+            switch (renderMode) {
+                case "replaceChildren":
+                    ko.virtualElements.setDomNodeChildren(targetNodeOrNodeArray, renderedNodesArray);
+                    haveAddedNodesToParent = true;
+                    break;
+                case "ignoreTargetNode": break;
+                default:
+                    throw new Error("Unknown renderMode: " + renderMode);
+            }
+
+            if (haveAddedNodesToParent) {
+                activateBindingsOnContinuousNodeArray(renderedNodesArray, bindingContext);
+                if (renderMode == "replaceChildren") {
+                    ko.bindingEvent.notify(targetNodeOrNodeArray, ko.bindingEvent.childrenComplete);
+                }
+            }
+
+            return renderedNodesArray;
+        },
+
+        resolveTemplateName = (template, data, context) => {
+            // The template can be specified as:
+            if (ko.isObservable(template)) {
+                // 1. An observable, with string value
+                return template();
+            }
+            // 2. A function of (data, context) returning a string ELSE 3. A string
+            return (typeof template === 'function') ? template(data, context) : template;
+        };
 
     ko.renderTemplate = function (template, dataOrBindingContext, options, targetNodeOrNodeArray, renderMode) {
         options = options || {};
@@ -3379,7 +3322,7 @@ makeEventHandlerShortcut('click');
             return ko.computed( // So the DOM is automatically updated when any dependency changes
                 () => {
                     // Ensure we've got a proper binding context to work with
-                    var bindingContext = (dataOrBindingContext && (dataOrBindingContext instanceof ko.bindingContext))
+                    var bindingContext = (dataOrBindingContext instanceof ko.bindingContext)
                         ? dataOrBindingContext
                         : new ko.bindingContext(dataOrBindingContext, null, null, null, { "exportDependencies": true });
 
@@ -3440,23 +3383,21 @@ makeEventHandlerShortcut('click');
             subscription.disposeWhenNodeIsRemoved(targetNode);
 
             return subscription;
-        } else {
-            return ko.computed(() => {
-                var unwrappedArray = ko.utils.unwrapObservable(arrayOrObservableArray) || [];
-                if (typeof unwrappedArray.length == "undefined") // Coerce single value into array
-                    unwrappedArray = [unwrappedArray];
-
-                setDomNodeChildrenFromArrayMapping(unwrappedArray);
-
-            }, { disposeWhenNodeIsRemoved: targetNode });
         }
+        return ko.computed(() => {
+            var unwrappedArray = ko.utils.unwrapObservable(arrayOrObservableArray) || [];
+            if (typeof unwrappedArray.length == "undefined") // Coerce single value into array
+                unwrappedArray = [unwrappedArray];
+
+            setDomNodeChildrenFromArrayMapping(unwrappedArray);
+
+        }, { disposeWhenNodeIsRemoved: targetNode });
     };
 
     var templateComputedDomDataKey = ko.utils.domData.nextKey();
     function disposeOldComputedAndStoreNewOne(element, newComputed) {
         var oldComputed = ko.utils.domData.get(element, templateComputedDomDataKey);
-        if (oldComputed && (typeof(oldComputed.dispose) == 'function'))
-            oldComputed.dispose();
+        oldComputed?.dispose?.();
         ko.utils.domData.set(element, templateComputedDomDataKey, (newComputed && (!newComputed.isActive || newComputed.isActive())) ? newComputed : undefined);
     }
 
@@ -3480,7 +3421,7 @@ makeEventHandlerShortcut('click');
 
                 // If the nodes are already attached to a KO-generated container, we reuse that container without moving the
                 // elements to a new one (we check only the first node, as the nodes are always moved together)
-                let container = nodes[0] && nodes[0].parentNode;
+                let container = nodes[0]?.parentNode;
                 if (!container || !ko.utils.domData.get(container, cleanContainerDomDataKey)) {
                     container = ko.utils.moveCleanedNodesToContainerElement(nodes);
                     ko.utils.domData.set(container, cleanContainerDomDataKey, true);
@@ -3490,7 +3431,7 @@ makeEventHandlerShortcut('click');
             } else {
                 // It's an anonymous template - store the element contents, then clear the element
                 var templateNodes = ko.virtualElements.childNodes(element);
-                if (templateNodes.length > 0) {
+                if (templateNodes.length) {
                     let container = ko.utils.moveCleanedNodesToContainerElement(templateNodes); // This also removes the nodes from their current parent
                     new ko.templateSources.anonymousTemplate(element).nodes(container);
                 } else {
@@ -3581,23 +3522,9 @@ ko.utils.findMovesInArrayComparison = (left, right, limitFailedCompares) => {
 };
 
 ko.utils.compareArrays = (() => {
-    var statusNotInOld = 'added', statusNotInNew = 'deleted';
+    var statusNotInOld = 'added', statusNotInNew = 'deleted',
 
-    // Simple calculation based on Levenshtein distance.
-    function compareArrays(oldArray, newArray, options) {
-        // For backward compatibility, if the third arg is actually a bool, interpret
-        // it as the old parameter 'dontLimitMoves'. Newer code should use { dontLimitMoves: true }.
-        options = (typeof options === 'boolean') ? { 'dontLimitMoves': options } : (options || {});
-        oldArray = oldArray || [];
-        newArray = newArray || [];
-
-        if (oldArray.length < newArray.length)
-            return compareSmallArrayToBigArray(oldArray, newArray, statusNotInOld, statusNotInNew, options);
-        else
-            return compareSmallArrayToBigArray(newArray, oldArray, statusNotInNew, statusNotInOld, options);
-    }
-
-    function compareSmallArrayToBigArray(smlArray, bigArray, statusNotInSml, statusNotInBig, options) {
+    compareSmallArrayToBigArray = (smlArray, bigArray, statusNotInSml, statusNotInBig, options) => {
         var myMin = Math.min,
             myMax = Math.max,
             editDistanceMatrix = [],
@@ -3657,9 +3584,20 @@ ko.utils.compareArrays = (() => {
         ko.utils.findMovesInArrayComparison(notInBig, notInSml, !options['dontLimitMoves'] && smlIndexMax * 10);
 
         return editScript.reverse();
-    }
+    };
 
-    return compareArrays;
+    // Simple calculation based on Levenshtein distance.
+    return (oldArray, newArray, options) => {
+        // For backward compatibility, if the third arg is actually a bool, interpret
+        // it as the old parameter 'dontLimitMoves'. Newer code should use { dontLimitMoves: true }.
+        options = (typeof options === 'boolean') ? { 'dontLimitMoves': options } : (options || {});
+        oldArray = oldArray || [];
+        newArray = newArray || [];
+
+        return (oldArray.length < newArray.length)
+            ? compareSmallArrayToBigArray(oldArray, newArray, statusNotInOld, statusNotInNew, options)
+            : compareSmallArrayToBigArray(newArray, oldArray, statusNotInNew, statusNotInOld, options);
+    };
 })();
 (() => {
     // Objective:
diff --git a/vendors/knockout/build/output/knockout-latest.js b/vendors/knockout/build/output/knockout-latest.js
index 69f1d86c0..488ea4d92 100644
--- a/vendors/knockout/build/output/knockout-latest.js
+++ b/vendors/knockout/build/output/knockout-latest.js
@@ -4,72 +4,72 @@
  * License: MIT (http://www.opensource.org/licenses/mit-license.php)
  */
 
-(T=>{function O(a,c){return null===a||U[typeof a]?a===c:!1}function V(a,c){var d;return()=>{d||(d=setTimeout(()=>{d=0;a()},c))}}function W(a,c){var d;return()=>{clearTimeout(d);d=setTimeout(a,c)}}function X(a,c){null!==c&&c.o&&c.o()}function Y(a,c){var d=this.Zb,g=d[A];g.X||(this.Ta&&this.za[c]?(d.sb(c,a,this.za[c]),this.za[c]=null,--this.Ta):g.u[c]||d.sb(c,a,g.v?{T:a}:d.Qb(a)),a.ja&&a.Vb())}var L=T.document,P={},b="undefined"!==typeof P?P:{};b.m=(a,c)=>{a=a.split(".");for(var d=b,g=
-0,k=a.length-1;g<k;g++)d=d[a[g]];d[a[k]]=c};b.fa=(a,c,d)=>{a[c]=d};b.m("version","3.5.1-sm");b.a={extend:(a,c)=>c?Object.assign(a,c):a,L:(a,c)=>a&&Object.entries(a).forEach(d=>c(d[0],d[1])),Xa:a=>[...a.childNodes].forEach(c=>b.removeNode(c)),Jb:a=>{a=[...a];var c=(a[0]&&a[0].ownerDocument||L).createElement("div");a.forEach(d=>c.append(b.ca(d)));return c},ya:(a,c)=>Array.prototype.map.call(a,c?d=>b.ca(d.cloneNode(!0)):d=>d.cloneNode(!0)),ua:(a,c)=>{b.a.Xa(a);c&&a.append(...c)},Aa:(a,c)=>{if(a.length){for(c=
-8===c.nodeType&&c.parentNode||c;a.length&&a[0].parentNode!==c;)a.splice(0,1);for(;1<a.length&&a[a.length-1].parentNode!==c;)--a.length;if(1<a.length){c=a[0];var d=a[a.length-1];for(a.length=0;c!==d;)a.push(c),c=c.nextSibling;a.push(d)}}return a},Pb:a=>null==a?"":a.trim?a.trim():a.toString().replace(/^[\s\xa0]+|[\s\xa0]+$/g,""),Wa:a=>a.ownerDocument.documentElement.contains(1!==a.nodeType?a.parentNode:a),Sb:(a,c)=>{if(!a||!a.nodeType)throw Error("element must be a DOM node when calling triggerEvent");
-a.dispatchEvent(new Event(c))},f:a=>b.O(a)?a():a,gb:(a,c)=>a.textContent=b.a.f(c)||""};b.m("utils",b.a);b.m("unwrap",b.a.f);(()=>{let a=0,c="__ko__"+Date.now(),d=new WeakMap;b.a.c={get:(g,k)=>(d.get(g)||{})[k],set:(g,k,t)=>{if(d.has(g))d.get(g)[k]=t;else{let e={};e[k]=t;d.set(g,e)}return t},Za:function(g,k,t){return this.get(g,k)||this.set(g,k,t)},clear:g=>d.delete(g),V:()=>a++ +c}})();b.a.I=(()=>{var a=b.a.c.V(),c={1:1,8:1,9:1},d={1:1,9:1};const g=(e,f)=>{var h=b.a.c.get(e,a);f&&!h&&(h=new Set,b.a.c.set(e,
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+e.get("optionsCaption")),b.F.Pa(p,void 0)):(u=r(l,e.get("optionsValue"),l),b.F.Pa(p,b.g.j(u)),l=r(l,e.get("optionsText"),u),b.g.jb(p,l));return[p]},g,n);d||(q=h.length,(f?q&&c().length<q:q&&0<=a.selectedIndex?b.F.R(a.options[a.selectedIndex])!==h[0]:q||0<=a.selectedIndex)&&b.u.S(b.g.Vb,null,[a,"change"]));(d||b.u.eb())&&b.l.notify(a,b.l.G);k&&20<Math.abs(k-a.scrollTop)&&(a.scrollTop=k)}};b.h.options.gb=b.g.i.Z();b.h.style={update:(a,c)=>{c=b.g.j(c()||{});b.g.P(c,(e,f)=>{f=b.g.j(f);if(null==f||!1===
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+(a.text||a.after(a.text=L.createTextNode("")),a=a.text);b.g.jb(a,c())}};b.m.da.text=!0;b.h.textInput={init:(a,c,e)=>{var f=a.value,k,n,d=()=>{clearTimeout(k);n=k=void 0;var h=a.value;f!==h&&(f=h,b.I.ob(c(),e,"textInput",h))},g=()=>{var h=b.g.j(c());null==h&&(h="");void 0!==n&&h===n?setTimeout(g,4):a.value!==h&&(a.value=h,f=a.value)};a.addEventListener("input",d);a.addEventListener("change",d);a.addEventListener("blur",d);b.s(g,{o:a})}};b.I.mb.add("textInput");b.h.textinput={preprocess:(a,c,e)=>e("textInput",
+a)};b.h.value={init:(a,c,e)=>{var f=a.matches("SELECT"),k=a.matches("INPUT");if(!k||"checkbox"!=a.type&&"radio"!=a.type){var n=new Set,d=e.get("valueUpdate"),g=null;d&&("string"==typeof d?n.add(d):d.forEach(q=>n.add(q)),n.delete("change"));var h=()=>{g=null;var q=c(),m=b.F.R(a);b.I.ob(q,e,"value",m)};n.forEach(q=>{var m=h;(q||"").startsWith("after")&&(m=()=>{g=b.F.R(a);setTimeout(h,0)},q=q.slice(5));a.addEventListener(q,m)});var r=k&&"file"==a.type?()=>{var q=b.g.j(c());null==q||""===q?a.value="":
+b.u.S(h)}:()=>{var q=b.g.j(c()),m=b.F.R(a);if(null!==g&&q===g)setTimeout(r,0);else if(q!==m||void 0===m)f?(m=e.get("valueAllowUnset"),b.F.Pa(a,q,m),m||q===b.F.R(a)||b.u.S(h)):b.F.Pa(a,q)};if(f){var t;b.l.subscribe(a,b.l.G,()=>{t?e.get("valueAllowUnset")?r():h():(a.addEventListener("change",h),t=b.s(r,{o:a}))},null,{notifyImmediately:!0})}else a.addEventListener("change",h),b.s(r,{o:a})}else b.wb(a,{checkedValue:c})},update:()=>{}};b.I.mb.add("value");b.h.visible={update:(a,c)=>{c=b.g.j(c());var e=
+"none"!=a.style.display;c&&!e?a.style.display="":e&&!c&&(a.style.display="none")}};b.h.hidden={update:(a,c)=>a.hidden=!!b.g.j(c())};(function(a){b.h[a]={init:function(c,e,f,k,n){return b.h.event.init.call(this,c,()=>({[a]:e()}),f,k,n)}}})("click");(()=>{let a=b.g.i.Z();class c{constructor(f){this.Xa=f}La(...f){let k=this.Xa;if(!f.length)return b.g.i.get(k,a)||(11===this.M?k.content:1===this.M?k:void 0);b.g.i.set(k,a,f[0])}}class e extends c{constructor(f){super(f);f&&(this.M=f.matches("TEMPLATE")&&
+f.content?f.content.nodeType:1)}}b.Ma={Xa:e,Ra:c}})();(()=>{var a=(d,g,h)=>{var r;for(g=b.m.nextSibling(g);d&&(r=d)!==g;)d=b.m.nextSibling(r),h(r,d)},c=(d,g)=>{if(d.length){var h=d[0],r=h.parentNode;a(h,d[d.length-1],t=>{1!==t.nodeType&&8!==t.nodeType||b.xb(g,t)});b.g.Da(d,r)}},e=(d,g,h,r)=>{var t=(d&&(d.nodeType?d:0<d.length?d[0]:null)||h||{}).ownerDocument;if("string"==typeof h){t=t||L;t=t.getElementById(h);if(!t)throw Error("Cannot find template with ID "+h);h=new b.Ma.Xa(t)}else if([1,8].includes(h.nodeType))h=
+new b.Ma.Ra(h);else throw Error("Unknown template type: "+h);h=(h=h.La?h.La():null)?[...h.cloneNode(!0).childNodes]:null;if("number"!=typeof h.length||0<h.length&&"number"!=typeof h[0].nodeType)throw Error("Template engine must return an array of DOM nodes");t=!1;switch(g){case "replaceChildren":b.m.wa(d,h);t=!0;break;case "ignoreTargetNode":break;default:throw Error("Unknown renderMode: "+g);}t&&(c(h,r),"replaceChildren"==g&&b.l.notify(d,b.l.G));return h},f=(d,g,h)=>b.T(d)?d():"function"===typeof d?
+d(g,h):d;b.tc=function(d,g,h,r){h=h||{};var t=t||"replaceChildren";if(r){var q=r.nodeType?r:0<r.length?r[0]:null;return b.s(()=>{var m=g instanceof b.fa?g:new b.fa(g,null,null,null,{exportDependencies:!0}),l=f(d,m.$data,m);e(r,t,l,m,h)},{qa:()=>!q||!b.g.Za(q),o:q})}console.log("no targetNodeOrNodeArray")};b.uc=(d,g,h,r,t)=>{function q(v,z){b.u.S(b.g.Rb,null,[r,v,p,h,u,z]);b.l.notify(r,b.l.G)}var m,l=h.as,p=(v,z)=>{m=t.createChildContext(v,{as:l,extend:x=>{x.$index=z;l&&(x[l+"Index"]=z)}});v=f(d,v,
+m);return e(r,"ignoreTargetNode",v,m,h)},u=(v,z)=>{c(z,m);m=null};if(!h.beforeRemove&&b.Kb(g)){q(g.J());var w=g.subscribe(v=>{q(g(),v)},null,"arrayChange");w.o(r);return w}return b.s(()=>{var v=b.g.j(g)||[];"undefined"==typeof v.length&&(v=[v]);q(v)},{o:r})};var k=b.g.i.Z(),n=b.g.i.Z();b.h.template={init:(d,g)=>{g=b.g.j(g());if("string"==typeof g||"name"in g)b.m.ra(d);else if("nodes"in g){g=g.nodes||[];if(b.T(g))throw Error('The "nodes" option must be a plain, non-observable array.');let h=g[0]?.parentNode;
+h&&b.g.i.get(h,n)||(h=b.g.Mb(g),b.g.i.set(h,n,!0));(new b.Ma.Ra(d)).La(h)}else if(g=b.m.childNodes(d),g.length)g=b.g.Mb(g),(new b.Ma.Ra(d)).La(g);else throw Error("Anonymous template defined, but no template content was provided");return{controlsDescendantBindings:!0}},update:(d,g,h,r,t)=>{var q=g();g=b.g.j(q);h=!0;r=null;"string"==typeof g?g={}:(q="name"in g?g.name:d,"if"in g&&(h=b.g.j(g["if"])),h&&"ifnot"in g&&(h=!b.g.j(g.ifnot)),h&&!q&&(h=!1));"foreach"in g?r=b.uc(q,h&&g.foreach||[],g,d,t):h?(h=
+t,"data"in g&&(h=t.createChildContext(g.data,{as:g.as,exportDependencies:!0})),r=b.tc(q,h,g,d)):b.m.ra(d);t=r;b.g.i.get(d,k)?.A?.();b.g.i.set(d,k,!t||t.isActive&&!t.isActive()?void 0:t)}};b.I.Sa.template=d=>{d=b.I.pc(d);return 1==d.length&&d[0].unknown||b.I.nc(d,"name")?null:"This template engine does not support anonymous templates nested within its templates"};b.m.da.template=!0})();b.g.Hb=(a,c,e)=>{if(a.length&&c.length){var f,k,n,d,g;for(f=k=0;(!e||f<e)&&(d=a[k]);++k){for(n=0;g=c[n];++n)if(d.value===
+g.value){d.moved=g.index;g.moved=d.index;c.splice(n,1);f=n=0;break}f+=n}}};b.g.Cb=(()=>{var a=(c,e,f,k,n)=>{var d=Math.min,g=Math.max,h=[],r,t=c.length,q,m=e.length,l=m-t||1,p=t+m+1,u;for(r=0;r<=t;r++){var w=u;h.push(u=[]);var v=d(m,r+l);for(q=g(0,r-1);q<=v;q++)u[q]=q?r?c[r-1]===e[q-1]?w[q-1]:d(w[q]||p,u[q-1]||p)+1:q+1:r+1}d=[];g=[];l=[];r=t;for(q=m;r||q;)m=h[r][q]-1,q&&m===h[r][q-1]?g.push(d[d.length]={status:f,value:e[--q],index:q}):r&&m===h[r-1][q]?l.push(d[d.length]={status:k,value:c[--r],index:r}):
+(--q,--r,n.sparse||d.push({status:"retained",value:e[q]}));b.g.Hb(l,g,!n.dontLimitMoves&&10*t);return d.reverse()};return(c,e,f)=>{f="boolean"===typeof f?{dontLimitMoves:f}:f||{};c=c||[];e=e||[];return c.length<e.length?a(c,e,"added","deleted",f):a(e,c,"deleted","added",f)}})();(()=>{function a(f,k,n,d,g){var h=[],r=b.s(()=>{var t=k(n,g,b.g.Da(h,f))||[];if(0<h.length){var q=h.nodeType?[h]:h;if(0<q.length){var m=q[0],l=m.parentNode,p;var u=0;for(p=t.length;u<p;u++)l.insertBefore(t[u],m);u=0;for(p=
+q.length;u<p;u++)b.removeNode(q[u])}d&&b.u.S(d,null,[n,t,g])}h.length=0;h.push(...t)},{o:f,qa:()=>!!h.find(b.g.Za)});return{O:h,Va:r.isActive()?r:void 0}}var c=b.g.i.Z(),e=b.g.i.Z();b.g.Rb=(f,k,n,d,g,h)=>{function r(B){x={ea:B,Ga:b.ca(p++)};m.push(x)}function t(B){x=q[B];x.Ga(p++);b.g.Da(x.O,f);m.push(x)}k=k||[];"undefined"==typeof k.length&&(k=[k]);d=d||{};var q=b.g.i.get(f,c),m=[],l=0,p=0,u=[],w=[],v=[],z=0;if(q){if(!h||q&&q._countWaitingForRemove)h=Array.prototype.map.call(q,B=>B.ea),h=b.g.Cb(h,
+k,{dontLimitMoves:d.dontLimitMoves,sparse:!0});for(let B=0,y,C,K;y=h[B];B++)switch(C=y.moved,K=y.index,y.status){case "deleted":for(;l<K;)t(l++);if(void 0===C){var x=q[l];x.Va&&(x.Va.A(),x.Va=void 0);b.g.Da(x.O,f).length&&(d.beforeRemove&&(m.push(x),z++,x.ea===e?x=null:v[x.Ga.J()]=x),x&&u.push.apply(u,x.O))}l++;break;case "added":for(;p<K;)t(l++);void 0!==C?(w.push(m.length),t(C)):r(y.value)}for(;p<k.length;)t(l++);m._countWaitingForRemove=z}else k.forEach(r);b.g.i.set(f,c,m);u.forEach(d.beforeRemove?
+b.ga:b.removeNode);var E,D;z=f.ownerDocument.activeElement;if(w.length)for(;void 0!=(k=w.shift());){x=m[k];for(E=void 0;k;)if((D=m[--k].O)&&D.length){E=D[D.length-1];break}for(l=0;u=x.O[l];E=u,l++)b.m.Jb(f,u,E)}for(k=0;x=m[k];k++){x.O||b.g.extend(x,a(f,n,x.ea,g,x.Ga));for(l=0;u=x.O[l];E=u,l++)b.m.Jb(f,u,E);!x.kc&&g&&(g(x.ea,x.O,x.Ga),x.kc=!0,E=x.O[x.O.length-1])}z&&f.ownerDocument.activeElement!=z&&z.focus();(function(B,y){if(B)for(var C=0,K=y.length;C<K;C++)y[C]&&y[C].O.forEach(H=>B(H,C,y[C].ea))})(d.beforeRemove,
+v);for(k=0;k<v.length;++k)v[k]&&(v[k].ea=e)}})();T.ko=P})(this);
diff --git a/vendors/knockout/package.json b/vendors/knockout/package.json
index 2ac5a7884..f110ed1cd 100644
--- a/vendors/knockout/package.json
+++ b/vendors/knockout/package.json
@@ -33,11 +33,11 @@
     }
   ],
   "devDependencies": {
-    "grunt": "~0.4.1",
-    "grunt-cli": "~0.1.0"
+    "grunt": "^1.5.3",
+    "grunt-cli": "^1.4.3"
   },
   "dependencies": {
-    "closure-compiler": "^0.2.12",
-    "google-closure-compiler": "^20200830.0.0"
+    "closure-compiler": "0.2.12",
+    "google-closure-compiler": "^20220905.0.0"
   }
 }
diff --git a/vendors/knockout/src/binding/bindingAttributeSyntax.js b/vendors/knockout/src/binding/bindingAttributeSyntax.js
index 114eb6f34..93c09aaac 100644
--- a/vendors/knockout/src/binding/bindingAttributeSyntax.js
+++ b/vendors/knockout/src/binding/bindingAttributeSyntax.js
@@ -13,10 +13,17 @@
     ko.bindingContext = class {
         constructor(dataItemOrAccessor, parentContext, dataItemAlias, extendCallback, options)
         {
+            var self = this,
+                shouldInheritData = dataItemOrAccessor === inheritParentVm,
+                realDataItemOrAccessor = shouldInheritData ? undefined : dataItemOrAccessor,
+                isFunc = typeof(realDataItemOrAccessor) == "function" && !ko.isObservable(realDataItemOrAccessor),
+                subscribable,
+                dataDependency = options && options['dataDependency'],
+
             // The binding context object includes static properties for the current, parent, and root view models.
             // If a view model is actually stored in an observable, the corresponding binding context object, and
             // any child contexts, must be updated when the view model is changed.
-            function updateContext() {
+            updateContext = () => {
                 // Most of the time, the context will directly get a view model object, but if a function is given,
                 // we call the function to retrieve the view model. If the function accesses any observables or returns
                 // an observable, the dependency is tracked, and those observables can later cause the binding
@@ -71,14 +78,7 @@
                 }
 
                 return self['$data'];
-            }
-
-            var self = this,
-                shouldInheritData = dataItemOrAccessor === inheritParentVm,
-                realDataItemOrAccessor = shouldInheritData ? undefined : dataItemOrAccessor,
-                isFunc = typeof(realDataItemOrAccessor) == "function" && !ko.isObservable(realDataItemOrAccessor),
-                subscribable,
-                dataDependency = options && options['dataDependency'];
+            };
 
             if (options && options['exportDependencies']) {
                 // The "exportDependencies" option means that the calling code will track any dependencies and re-create
diff --git a/vendors/knockout/src/binding/defaultBindings/attr.js b/vendors/knockout/src/binding/defaultBindings/attr.js
index 260ab15e1..fafe56f1c 100644
--- a/vendors/knockout/src/binding/defaultBindings/attr.js
+++ b/vendors/knockout/src/binding/defaultBindings/attr.js
@@ -16,9 +16,6 @@ ko.bindingHandlers['attr'] = {
                 namespace ? element.removeAttributeNS(namespace, attrName) : element.removeAttribute(attrName);
             } else {
                 attrValue = attrValue.toString();
-            }
-
-            if (!toRemove) {
                 namespace ? element.setAttributeNS(namespace, attrName, attrValue) : element.setAttribute(attrName, attrValue);
             }
 
diff --git a/vendors/knockout/src/binding/defaultBindings/css.js b/vendors/knockout/src/binding/defaultBindings/css.js
index b7627d6ad..1b5067fcc 100644
--- a/vendors/knockout/src/binding/defaultBindings/css.js
+++ b/vendors/knockout/src/binding/defaultBindings/css.js
@@ -1,16 +1,13 @@
 var classesWrittenByBindingKey = '__ko__cssValue',
-    toggleClasses = (node, classNames, force) => {
-        if (classNames) {
-            classNames.split(/\s+/).forEach(className =>
-                node.classList.toggle(className, force)
-            );
-        }
-    };
+    toggleClasses = (node, classNames, force) =>
+        classNames && classNames.split(/\s+/).forEach(className =>
+            node.classList.toggle(className, force)
+        );
 
 ko.bindingHandlers['css'] = {
     'update': (element, valueAccessor) => {
         var value = ko.utils.unwrapObservable(valueAccessor());
-        if (value !== null && typeof value == "object") {
+        if (typeof value == "object") {
             ko.utils.objectForEach(value, (className, shouldHaveClass) => {
                 shouldHaveClass = ko.utils.unwrapObservable(shouldHaveClass);
                 toggleClasses(element, className, !!shouldHaveClass);
diff --git a/vendors/knockout/src/binding/defaultBindings/enableDisable.js b/vendors/knockout/src/binding/defaultBindings/enableDisable.js
index a3a00ebe1..59020d352 100644
--- a/vendors/knockout/src/binding/defaultBindings/enableDisable.js
+++ b/vendors/knockout/src/binding/defaultBindings/enableDisable.js
@@ -3,7 +3,7 @@ ko.bindingHandlers['enable'] = {
         var value = ko.utils.unwrapObservable(valueAccessor());
         if (value && element.disabled)
             element.removeAttribute("disabled");
-        else if ((!value) && (!element.disabled))
+        else if (!value && !element.disabled)
             element.disabled = true;
     }
 };
diff --git a/vendors/knockout/src/binding/defaultBindings/event.js b/vendors/knockout/src/binding/defaultBindings/event.js
index 010661ead..403d68f90 100644
--- a/vendors/knockout/src/binding/defaultBindings/event.js
+++ b/vendors/knockout/src/binding/defaultBindings/event.js
@@ -3,12 +3,9 @@
 function makeEventHandlerShortcut(eventName) {
     ko.bindingHandlers[eventName] = {
         'init': function(element, valueAccessor, allBindings, viewModel, bindingContext) {
-            var newValueAccessor = () => {
-                return {
-                    [eventName]: valueAccessor()
-                };
-            };
-            return ko.bindingHandlers['event']['init'].call(this, element, newValueAccessor, allBindings, viewModel, bindingContext);
+            return ko.bindingHandlers['event']['init'].call(this, element,
+                () => ({[eventName]: valueAccessor()}), // newValueAccessor
+                allBindings, viewModel, bindingContext);
         }
     }
 }
@@ -18,19 +15,18 @@ ko.bindingHandlers['event'] = {
         var eventsToHandle = valueAccessor() || {};
         ko.utils.objectForEach(eventsToHandle, eventName => {
             if (typeof eventName == "string") {
-                element.addEventListener(eventName, function (event) {
+                element.addEventListener(eventName, (...args) => {
                     var handlerReturnValue;
                     var handlerFunction = valueAccessor()[eventName];
-                    if (!handlerFunction)
-                        return;
-
-                    try {
-                        viewModel = bindingContext['$data'];
-                        // Take all the event args, and prefix with the viewmodel
-                        handlerReturnValue = handlerFunction.apply(viewModel, [viewModel, ...arguments]);
-                    } finally {
-                        if (handlerReturnValue !== true) { // Normally we want to prevent default action. Developer can override this be explicitly returning true.
-                            event.preventDefault();
+                    if (handlerFunction) {
+                        try {
+                            viewModel = bindingContext['$data'];
+                            // Take all the event args, and prefix with the viewmodel
+                            handlerReturnValue = handlerFunction.apply(viewModel, [viewModel, ...args]);
+                        } finally {
+                            if (handlerReturnValue !== true) { // Normally we want to prevent default action. Developer can override this be explicitly returning true.
+                                args[0].preventDefault();
+                            }
                         }
                     }
                 });
diff --git a/vendors/knockout/src/binding/defaultBindings/ifIfnotWith.js b/vendors/knockout/src/binding/defaultBindings/ifIfnotWith.js
index b870997d6..1ee445b9e 100644
--- a/vendors/knockout/src/binding/defaultBindings/ifIfnotWith.js
+++ b/vendors/knockout/src/binding/defaultBindings/ifIfnotWith.js
@@ -1,4 +1,4 @@
-(function () {
+(() => {
 
 // Makes a binding like with or if
 function makeWithIfBinding(bindingKey, isWith, isNot) {
@@ -7,8 +7,7 @@ function makeWithIfBinding(bindingKey, isWith, isNot) {
             var savedNodes, contextOptions = {}, needAsyncContext;
 
             if (isWith) {
-                var as = allBindings.get('as');
-                contextOptions = { 'as': as, 'exportDependencies': true };
+                contextOptions = { 'as': allBindings.get('as'), 'exportDependencies': true };
             }
 
             needAsyncContext = allBindings['has'](ko.bindingEvent.descendantsComplete);
diff --git a/vendors/knockout/src/binding/defaultBindings/options.js b/vendors/knockout/src/binding/defaultBindings/options.js
index cd9a78716..c3ba4f733 100644
--- a/vendors/knockout/src/binding/defaultBindings/options.js
+++ b/vendors/knockout/src/binding/defaultBindings/options.js
@@ -5,17 +5,15 @@ ko.bindingHandlers['options'] = {
             throw new Error("options binding applies only to SELECT elements");
 
         // Remove all existing <option>s.
-        while (element.length > 0) {
-            element.remove(0);
+        let l = element.length;
+        while (l--) {
+            element.remove(l);
         }
 
         // Ensures that the binding processor doesn't try to bind the options
         return { 'controlsDescendantBindings': true };
     },
     'update': (element, valueAccessor, allBindings) => {
-        function selectedOptions() {
-            return Array.from(element.options).filter(node => node.selected);
-        }
 
         var selectWasPreviouslyEmpty = element.length == 0,
             multiple = element.multiple,
@@ -25,7 +23,36 @@ ko.bindingHandlers['options'] = {
             arrayToDomNodeChildrenOptions = {},
             captionValue,
             filteredArray,
-            previousSelectedValues = [];
+            previousSelectedValues = [],
+
+            selectedOptions = () => Array.from(element.options).filter(node => node.selected),
+
+            applyToObject = (object, predicate, defaultValue) => {
+                var predicateType = typeof predicate;
+                if (predicateType == "function")    // Given a function; run it against the data value
+                    return predicate(object);
+                else if (predicateType == "string") // Given a string; treat it as a property name on the data value
+                    return object[predicate];
+                                                    // Given no optionsText arg; use the data value itself
+                    return defaultValue;
+            },
+
+            setSelectionCallback = (arrayEntry, newOptions) => {
+                if (itemUpdate && valueAllowUnset) {
+                    // The model value is authoritative, so make sure its value is the one selected
+                    ko.bindingEvent.notify(element, ko.bindingEvent.childrenComplete);
+                } else if (previousSelectedValues.length) {
+                    // IE6 doesn't like us to assign selection to OPTION nodes before they're added to the document.
+                    // That's why we first added them without selection. Now it's time to set the selection.
+                    var isSelected = previousSelectedValues.includes(ko.selectExtensions.readValue(newOptions[0]));
+                    newOptions[0].selected = isSelected;
+
+                    // If this option was changed from being selected during a single-item update, notify the change
+                    if (itemUpdate && !isSelected) {
+                        ko.dependencyDetection.ignore(ko.utils.triggerEvent, null, [element, "change"]);
+                    }
+                }
+            };
 
         if (!valueAllowUnset) {
             if (multiple) {
@@ -54,22 +81,12 @@ ko.bindingHandlers['options'] = {
             // If a falsy value is provided (e.g. null), we'll simply empty the select element
         }
 
-        function applyToObject(object, predicate, defaultValue) {
-            var predicateType = typeof predicate;
-            if (predicateType == "function")    // Given a function; run it against the data value
-                return predicate(object);
-            else if (predicateType == "string") // Given a string; treat it as a property name on the data value
-                return object[predicate];
-            else                                // Given no optionsText arg; use the data value itself
-                return defaultValue;
-        }
-
         // The following functions can run at two different times:
         // The first is when the whole array is being updated directly from this binding handler.
         // The second is when an observable value for a specific array entry is updated.
         // oldOptions will be empty in the first case, but will be filled with the previously generated option in the second.
-        var itemUpdate = false;
-        function optionForArrayItem(arrayEntry, index, oldOptions) {
+        var itemUpdate = false,
+        optionForArrayItem = (arrayEntry, index, oldOptions) => {
             if (oldOptions.length) {
                 previousSelectedValues = !valueAllowUnset && oldOptions[0].selected ? [ ko.selectExtensions.readValue(oldOptions[0]) ] : [];
                 itemUpdate = true;
@@ -88,29 +105,12 @@ ko.bindingHandlers['options'] = {
                 ko.utils.setTextContent(option, optionText);
             }
             return [option];
-        }
+        };
 
         // By using a beforeRemove callback, we delay the removal until after new items are added. This fixes a selection
         // problem in IE<=8 and Firefox. See https://github.com/knockout/knockout/issues/1208
         arrayToDomNodeChildrenOptions['beforeRemove'] = option => element.removeChild(option);
 
-        function setSelectionCallback(arrayEntry, newOptions) {
-            if (itemUpdate && valueAllowUnset) {
-                // The model value is authoritative, so make sure its value is the one selected
-                ko.bindingEvent.notify(element, ko.bindingEvent.childrenComplete);
-            } else if (previousSelectedValues.length) {
-                // IE6 doesn't like us to assign selection to OPTION nodes before they're added to the document.
-                // That's why we first added them without selection. Now it's time to set the selection.
-                var isSelected = previousSelectedValues.includes(ko.selectExtensions.readValue(newOptions[0]));
-                newOptions[0].selected = isSelected;
-
-                // If this option was changed from being selected during a single-item update, notify the change
-                if (itemUpdate && !isSelected) {
-                    ko.dependencyDetection.ignore(ko.utils.triggerEvent, null, [element, "change"]);
-                }
-            }
-        }
-
         var callback = setSelectionCallback;
         if (allBindings['has']('optionsAfterRender') && typeof allBindings.get('optionsAfterRender') == "function") {
             callback = (arrayEntry, newOptions) => {
@@ -123,25 +123,23 @@ ko.bindingHandlers['options'] = {
 
         if (!valueAllowUnset) {
             // Determine if the selection has changed as a result of updating the options list
-            var selectionChanged;
+            var selectionChanged, prevLength = previousSelectedValues.length;
             if (multiple) {
                 // For a multiple-select box, compare the new selection count to the previous one
                 // But if nothing was selected before, the selection can't have changed
-                selectionChanged = previousSelectedValues.length && selectedOptions().length < previousSelectedValues.length;
+                selectionChanged = prevLength && selectedOptions().length < prevLength;
             } else {
                 // For a single-select box, compare the current value to the previous value
                 // But if nothing was selected before or nothing is selected now, just look for a change in selection
-                selectionChanged = (previousSelectedValues.length && element.selectedIndex >= 0)
+                selectionChanged = (prevLength && element.selectedIndex >= 0)
                     ? (ko.selectExtensions.readValue(element.options[element.selectedIndex]) !== previousSelectedValues[0])
-                    : (previousSelectedValues.length || element.selectedIndex >= 0);
+                    : (prevLength || element.selectedIndex >= 0);
             }
 
             // Ensure consistency between model value and selected option.
             // If the dropdown was changed so that selection is no longer the same,
             // notify the value or selectedOptions binding.
-            if (selectionChanged) {
-                ko.dependencyDetection.ignore(ko.utils.triggerEvent, null, [element, "change"]);
-            }
+            selectionChanged && ko.dependencyDetection.ignore(ko.utils.triggerEvent, null, [element, "change"]);
         }
 
         if (valueAllowUnset || ko.dependencyDetection.isInitial()) {
diff --git a/vendors/knockout/src/binding/defaultBindings/submit.js b/vendors/knockout/src/binding/defaultBindings/submit.js
index ee744745a..a4e872e97 100644
--- a/vendors/knockout/src/binding/defaultBindings/submit.js
+++ b/vendors/knockout/src/binding/defaultBindings/submit.js
@@ -8,10 +8,7 @@ ko.bindingHandlers['submit'] = {
             try { handlerReturnValue = value.call(bindingContext['$data'], element); }
             finally {
                 if (handlerReturnValue !== true) { // Normally we want to prevent default action. Developer can override this be explicitly returning true.
-                    if (event.preventDefault)
-                        event.preventDefault();
-                    else
-                        event.returnValue = false;
+                    event.preventDefault();
                 }
             }
         });
diff --git a/vendors/knockout/src/binding/editDetection/compareArrays.js b/vendors/knockout/src/binding/editDetection/compareArrays.js
index 0ef9943ba..1c68340a9 100644
--- a/vendors/knockout/src/binding/editDetection/compareArrays.js
+++ b/vendors/knockout/src/binding/editDetection/compareArrays.js
@@ -18,23 +18,9 @@ ko.utils.findMovesInArrayComparison = (left, right, limitFailedCompares) => {
 };
 
 ko.utils.compareArrays = (() => {
-    var statusNotInOld = 'added', statusNotInNew = 'deleted';
+    var statusNotInOld = 'added', statusNotInNew = 'deleted',
 
-    // Simple calculation based on Levenshtein distance.
-    function compareArrays(oldArray, newArray, options) {
-        // For backward compatibility, if the third arg is actually a bool, interpret
-        // it as the old parameter 'dontLimitMoves'. Newer code should use { dontLimitMoves: true }.
-        options = (typeof options === 'boolean') ? { 'dontLimitMoves': options } : (options || {});
-        oldArray = oldArray || [];
-        newArray = newArray || [];
-
-        if (oldArray.length < newArray.length)
-            return compareSmallArrayToBigArray(oldArray, newArray, statusNotInOld, statusNotInNew, options);
-        else
-            return compareSmallArrayToBigArray(newArray, oldArray, statusNotInNew, statusNotInOld, options);
-    }
-
-    function compareSmallArrayToBigArray(smlArray, bigArray, statusNotInSml, statusNotInBig, options) {
+    compareSmallArrayToBigArray = (smlArray, bigArray, statusNotInSml, statusNotInBig, options) => {
         var myMin = Math.min,
             myMax = Math.max,
             editDistanceMatrix = [],
@@ -94,7 +80,18 @@ ko.utils.compareArrays = (() => {
         ko.utils.findMovesInArrayComparison(notInBig, notInSml, !options['dontLimitMoves'] && smlIndexMax * 10);
 
         return editScript.reverse();
-    }
+    };
 
-    return compareArrays;
+    // Simple calculation based on Levenshtein distance.
+    return (oldArray, newArray, options) => {
+        // For backward compatibility, if the third arg is actually a bool, interpret
+        // it as the old parameter 'dontLimitMoves'. Newer code should use { dontLimitMoves: true }.
+        options = (typeof options === 'boolean') ? { 'dontLimitMoves': options } : (options || {});
+        oldArray = oldArray || [];
+        newArray = newArray || [];
+
+        return (oldArray.length < newArray.length)
+            ? compareSmallArrayToBigArray(oldArray, newArray, statusNotInOld, statusNotInNew, options)
+            : compareSmallArrayToBigArray(newArray, oldArray, statusNotInNew, statusNotInOld, options);
+    };
 })();
diff --git a/vendors/knockout/src/components/loaderRegistry.js b/vendors/knockout/src/components/loaderRegistry.js
index 11cffed2c..07b383146 100644
--- a/vendors/knockout/src/components/loaderRegistry.js
+++ b/vendors/knockout/src/components/loaderRegistry.js
@@ -1,12 +1,11 @@
 (() => {
     var loadingSubscribablesCache = Object.create(null), // Tracks component loads that are currently in flight
-        loadedDefinitionsCache = Object.create(null);    // Tracks component loads that have already completed
+        loadedDefinitionsCache = new Map();    // Tracks component loads that have already completed
 
     ko.components = {
         get: (componentName, callback) => {
-            var cachedDefinition = loadedDefinitionsCache[componentName];
-            if (cachedDefinition) {
-                ko.tasks.schedule(() => callback(cachedDefinition.definition) );
+            if (loadedDefinitionsCache.has(componentName)) {
+                ko.tasks.schedule(() => callback(loadedDefinitionsCache.get(componentName)));
             } else {
                 // Join the loading process that is already underway, or start a new one.
                 var subscribable = loadingSubscribablesCache[componentName],
@@ -18,8 +17,8 @@
                     subscribable = loadingSubscribablesCache[componentName] = new ko.subscribable();
                     subscribable.subscribe(callback);
 
-                    beginLoadingComponent(componentName, definition => {
-                        loadedDefinitionsCache[componentName] = { definition: definition };
+                    loadComponent(componentName, definition => {
+                        loadedDefinitionsCache.set(componentName, definition);
                         delete loadingSubscribablesCache[componentName];
 
                         // For API consistency, all loads complete asynchronously. However we want to avoid
@@ -41,9 +40,6 @@
             }
         },
 
-        clearCachedDefinition: componentName =>
-            delete loadedDefinitionsCache[componentName],
-
         register: (componentName, config) => {
             if (!config) {
                 throw new Error('Invalid configuration for ' + componentName);
@@ -67,70 +63,53 @@
     // 1. To supply configuration objects from some other source (e.g., conventions)
     // 2. Or, to resolve configuration objects by loading viewmodels/templates via arbitrary logic.
 
-    var defaultConfigRegistry = Object.create(null);
-    var createViewModelKey = 'createViewModel';
+    var defaultConfigRegistry = Object.create(null),
+        createViewModelKey = 'createViewModel',
+        throwError = (componentName, message) => { throw new Error(`Component '${componentName}': ${message}`) },
 
-    // Takes a config object of the form { template: ..., viewModel: ... }, and asynchronously convert it
-    // into the standard component definition format:
-    //    { template: <ArrayOfDomNodes>, createViewModel: function(params, componentInfo) { ... } }.
-    // Since both template and viewModel may need to be resolved asynchronously, both tasks are performed
-    // in parallel, and the results joined when both are ready. We don't depend on any promises infrastructure,
-    // so this is implemented manually below.
-    function loadComponent(componentName, callback) {
-        var result = {},
-            config = defaultConfigRegistry[componentName] || {},
-            templateConfig = config['template'],
-            viewModelConfig = config['viewModel'];
+        // Takes a config object of the form { template: ..., viewModel: ... }, and asynchronously convert it
+        // into the standard component definition format:
+        //    { template: <ArrayOfDomNodes>, createViewModel: function(params, componentInfo) { ... } }.
+        // Since both template and viewModel may need to be resolved asynchronously, both tasks are performed
+        // in parallel, and the results joined when both are ready. We don't depend on any promises infrastructure,
+        // so this is implemented manually below.
+        loadComponent = (componentName, callback) => {
+            // Try the candidates
+            var result = {},
+                config = defaultConfigRegistry[componentName] || {},
+                templateConfig = config['template'],
+                viewModelConfig = config['viewModel'];
 
-        if (templateConfig) {
-            if (!templateConfig['element']) {
-                throwError(componentName, 'Unknown template value: ' + templateConfig);
+            if (templateConfig) {
+                if (!templateConfig['element']) {
+                    throwError(componentName, 'Unknown template value: ' + templateConfig);
+                }
+                // Element ID - find it, then copy its child nodes
+                var element = templateConfig['element'];
+                var elemInstance = document.getElementById(element);
+                if (!elemInstance) {
+                    throwError(componentName, 'Cannot find element with ID ' + element);
+                }
+                if (!elemInstance.matches('TEMPLATE')) {
+                    throwError(componentName, 'Template Source Element not a <template>');
+                }
+                // For browsers with proper <template> element support (i.e., where the .content property
+                // gives a document fragment), use that document fragment.
+                result['template'] = ko.utils.cloneNodes(elemInstance.content.childNodes);
             }
-            // Element ID - find it, then copy its child nodes
-            var element = templateConfig['element'];
-            var elemInstance = document.getElementById(element);
-            if (!elemInstance) {
-                throwError(componentName, 'Cannot find element with ID ' + element);
+
+            if (viewModelConfig) {
+                if (typeof viewModelConfig[createViewModelKey] !== 'function') {
+                    throwError(componentName, 'Unknown viewModel value: ' + viewModelConfig);
+                }
+                // Already a factory function - use it as-is
+                result[createViewModelKey] = viewModelConfig[createViewModelKey];
             }
-            if (!elemInstance.matches('TEMPLATE')) {
-                throwError(componentName, 'Template Source Element not a <template>');
-            }
-            // For browsers with proper <template> element support (i.e., where the .content property
-            // gives a document fragment), use that document fragment.
-            result['template'] = ko.utils.cloneNodes(elemInstance.content.childNodes);
-        }
 
-        if (viewModelConfig) {
-            if (typeof viewModelConfig[createViewModelKey] !== 'function') {
-                throwError(componentName, 'Unknown viewModel value: ' + viewModelConfig);
-            }
-            // Already a factory function - use it as-is
-            result[createViewModelKey] = viewModelConfig[createViewModelKey];
-        }
-
-        if (result['template'] && result[createViewModelKey]) {
-            callback(result);
-        } else {
-            callback(null);
-        }
-    }
-
-    function throwError(componentName, message) {
-        throw new Error(`Component '${componentName}': ${message}`)
-    }
-
-    function beginLoadingComponent(componentName, callback) {
-        // Try the candidates
-        var found = false;
-        loadComponent(componentName, result => {
-            // This candidate returned a value. Use it.
-            (found = result != null) && callback(result);
-        });
-        if (!found) {
-            // No candidates returned a value
-            callback(null);
-        }
-    }
+            // Did candidate return a value?
+            var found = (result['template'] && result[createViewModelKey]);
+            callback(found ? result : null);
+        };
 
     ko.exportSymbol('components', ko.components);
     ko.exportSymbol('components.register', ko.components.register);
diff --git a/vendors/knockout/src/subscribables/dependencyDetection.js b/vendors/knockout/src/subscribables/dependencyDetection.js
index 5a3c7af8f..67c316b1a 100644
--- a/vendors/knockout/src/subscribables/dependencyDetection.js
+++ b/vendors/knockout/src/subscribables/dependencyDetection.js
@@ -34,11 +34,11 @@ ko.dependencyDetection = {
         }
     },
 
-    getDependenciesCount: () => currentFrame && currentFrame.computed.getDependenciesCount(),
+    getDependenciesCount: () => currentFrame?.computed.getDependenciesCount(),
 
-    isInitial: () => currentFrame && currentFrame.isInitial,
+    isInitial: () => currentFrame?.isInitial,
 
-    computed: () => currentFrame && currentFrame.computed
+    computed: () => currentFrame?.computed
 };
 
 })();
diff --git a/vendors/knockout/src/subscribables/dependentObservable.js b/vendors/knockout/src/subscribables/dependentObservable.js
index ea1489009..343774d1e 100644
--- a/vendors/knockout/src/subscribables/dependentObservable.js
+++ b/vendors/knockout/src/subscribables/dependentObservable.js
@@ -41,14 +41,13 @@ ko.computed = (evaluatorFunctionOrOptions, options) => {
             // Writing a value
             writeFunction(...arguments);
             return this; // Permits chained assignments
-        } else {
-            // Reading the value
-            state.isDisposed || ko.dependencyDetection.registerDependency(computedObservable);
-            if (state.isDirty || (state.isSleeping && computedObservable.haveDependenciesChanged())) {
-                computedObservable.evaluateImmediate();
-            }
-            return state.latestValue;
         }
+        // Reading the value
+        state.isDisposed || ko.dependencyDetection.registerDependency(computedObservable);
+        if (state.isDirty || (state.isSleeping && computedObservable.haveDependenciesChanged())) {
+            computedObservable.evaluateImmediate();
+        }
+        return state.latestValue;
     }
 
     computedObservable[computedState] = state;
@@ -101,9 +100,7 @@ ko.computed = (evaluatorFunctionOrOptions, options) => {
 
 // Utility function that disposes a given dependencyTracking entry
 function computedDisposeDependencyCallback(id, entryToDispose) {
-    if (entryToDispose !== null && entryToDispose.dispose) {
-        entryToDispose.dispose();
-    }
+    entryToDispose?.dispose?.();
 }
 
 // This function gets called each time a dependency is detected while evaluating a computed.
@@ -192,8 +189,8 @@ var computedFn = {
     },
     markDirty: function () {
         // Process "dirty" events if we can handle delayed notifications
-        if (this._evalDelayed && !this[computedState].isBeingEvaluated) {
-            this._evalDelayed(false /*isChange*/);
+        if (!this[computedState].isBeingEvaluated) {
+            this._evalDelayed?.(false /*isChange*/);
         }
     },
     isActive: function () {
@@ -214,7 +211,7 @@ var computedFn = {
     evaluatePossiblyAsync: function () {
         var computedObservable = this,
             throttleEvaluationTimeout = computedObservable['throttleEvaluation'];
-        if (throttleEvaluationTimeout && throttleEvaluationTimeout >= 0) {
+        if (throttleEvaluationTimeout >= 0) {
             clearTimeout(this[computedState].evaluationTimeoutInstance);
             this[computedState].evaluationTimeoutInstance = setTimeout(() =>
                 computedObservable.evaluateImmediate(true /*notifyChange*/)
@@ -244,7 +241,7 @@ var computedFn = {
             return;
         }
 
-        if (state.disposeWhenNodeIsRemoved && !ko.utils.domNodeIsAttachedToDocument(state.disposeWhenNodeIsRemoved) || disposeWhen && disposeWhen()) {
+        if (state.disposeWhenNodeIsRemoved && !ko.utils.domNodeIsAttachedToDocument(state.disposeWhenNodeIsRemoved) || disposeWhen?.()) {
             // See comment above about suppressDisposalUntilDisposeWhenReturnsFalse
             if (!state.suppressDisposalUntilDisposeWhenReturnsFalse) {
                 computedObservable.dispose();
@@ -366,7 +363,7 @@ var computedFn = {
         var state = this[computedState];
         if (!state.isSleeping && state.dependencyTracking) {
             ko.utils.objectForEach(state.dependencyTracking, (id, dependency) =>
-                dependency.dispose && dependency.dispose()
+                dependency.dispose?.()
             );
         }
         if (state.disposeWhenNodeIsRemoved && state.domNodeDisposalCallback) {
diff --git a/vendors/knockout/src/subscribables/observable.js b/vendors/knockout/src/subscribables/observable.js
index d4789c922..904b41159 100644
--- a/vendors/knockout/src/subscribables/observable.js
+++ b/vendors/knockout/src/subscribables/observable.js
@@ -14,11 +14,9 @@ ko.observable = initialValue => {
             }
             return this; // Permits chained assignments
         }
-        else {
-            // Read
-            ko.dependencyDetection.registerDependency(observable); // The caller only needs to be notified of changes if they did a "read" operation
-            return observable[observableLatestValue];
-        }
+        // Read
+        ko.dependencyDetection.registerDependency(observable); // The caller only needs to be notified of changes if they did a "read" operation
+        return observable[observableLatestValue];
     }
 
     observable[observableLatestValue] = initialValue;
@@ -40,7 +38,7 @@ ko.observable = initialValue => {
 var observableFn = {
     'toJSON': function() {
         let value = this[observableLatestValue];
-        return value && value.toJSON ? value.toJSON() : value;
+        return value?.toJSON?.() || value;
     },
     equalityComparer: valuesArePrimitiveAndEqual,
     peek: function() { return this[observableLatestValue]; },
diff --git a/vendors/knockout/src/subscribables/observableArray.changeTracking.js b/vendors/knockout/src/subscribables/observableArray.changeTracking.js
index f79a0961f..9c6205e45 100644
--- a/vendors/knockout/src/subscribables/observableArray.changeTracking.js
+++ b/vendors/knockout/src/subscribables/observableArray.changeTracking.js
@@ -2,7 +2,7 @@ const arrayChangeEventName = 'arrayChange';
 ko.extenders['trackArrayChanges'] = (target, options) => {
     // Use the provided options--each call to trackArrayChanges overwrites the previously set options
     target.compareArrayOptions = {};
-    if (options && typeof options == "object") {
+    if (typeof options == "object") {
         ko.utils.extend(target.compareArrayOptions, options);
     }
     target.compareArrayOptions['sparse'] = true;
@@ -81,7 +81,7 @@ ko.extenders['trackArrayChanges'] = (target, options) => {
                 cachedDiff = null;
                 pendingChanges = 0;
 
-                if (changes && changes.length) {
+                if (changes?.length) {
                     target.notifySubscribers(changes, arrayChangeEventName);
                 }
             }
diff --git a/vendors/knockout/src/subscribables/subscribable.js b/vendors/knockout/src/subscribables/subscribable.js
index a80867669..8b70e28a9 100644
--- a/vendors/knockout/src/subscribables/subscribable.js
+++ b/vendors/knockout/src/subscribables/subscribable.js
@@ -197,4 +197,4 @@ ko.subscribable['fn'] = ko_subscribable_fn;
 
 
 ko.isSubscribable = instance =>
-    instance != null && typeof instance.subscribe == "function" && typeof instance.notifySubscribers == "function";
+    typeof instance?.subscribe == "function" && typeof instance.notifySubscribers == "function";
diff --git a/vendors/knockout/src/tasks.js b/vendors/knockout/src/tasks.js
index 76282d7a7..60a28fbef 100644
--- a/vendors/knockout/src/tasks.js
+++ b/vendors/knockout/src/tasks.js
@@ -1,18 +1,9 @@
 ko.tasks = (() => {
     var taskQueue = [],
         taskQueueLength = 0,
-        nextHandle = 1,
         nextIndexToProcess = 0,
 
-    // Chrome 27+, Firefox 14+, IE 11+, Opera 15+, Safari 6.1+
-    // From https://github.com/petkaantonov/bluebird * Copyright (c) 2014 Petka Antonov * License: MIT
-    scheduler = (callback => {
-        var div = document.createElement("div");
-        new MutationObserver(callback).observe(div, {attributes: true});
-        return () => div.classList.toggle("foo");
-    })(scheduledProcess);
-
-    function processTasks() {
+    processTasks = () => {
         if (taskQueueLength) {
             // Each mark represents the end of a logical group of tasks and the number of these groups is
             // limited to prevent unchecked recursion.
@@ -39,32 +30,28 @@ ko.tasks = (() => {
                 }
             }
         }
-    }
+    },
 
-    function scheduledProcess() {
+    scheduledProcess = () => {
         processTasks();
 
         // Reset the queue
         nextIndexToProcess = taskQueueLength = taskQueue.length = 0;
-    }
+    },
 
-    var tasks = {
+    // Chrome 27+, Firefox 14+, IE 11+, Opera 15+, Safari 6.1+
+    // From https://github.com/petkaantonov/bluebird * Copyright (c) 2014 Petka Antonov * License: MIT
+    scheduler = (callback => {
+        var div = document.createElement("div");
+        new MutationObserver(callback).observe(div, {attributes: true});
+        return () => div.classList.toggle("foo");
+    })(scheduledProcess);
+
+    return {
         schedule: func => {
-            if (!taskQueueLength) {
-                scheduler(scheduledProcess);
-            }
+            taskQueueLength || scheduler(scheduledProcess);
 
             taskQueue[taskQueueLength++] = func;
-            return nextHandle++;
-        },
-
-        cancel: handle => {
-            var index = handle - (nextHandle - taskQueueLength);
-            if (index >= nextIndexToProcess && index < taskQueueLength) {
-                taskQueue[index] = null;
-            }
         }
     };
-
-    return tasks;
 })();
diff --git a/vendors/knockout/src/templating/templating.js b/vendors/knockout/src/templating/templating.js
index e8aa8d1f9..e1eb85e80 100644
--- a/vendors/knockout/src/templating/templating.js
+++ b/vendors/knockout/src/templating/templating.js
@@ -28,78 +28,78 @@
                 nextInQueue = ko.virtualElements.nextSibling(node);
                 action(node, nextInQueue);
             }
-        };
+        },
 
-    function activateBindingsOnContinuousNodeArray(continuousNodeArray, bindingContext) {
-        // To be used on any nodes that have been rendered by a template and have been inserted into some parent element
-        // Walks through continuousNodeArray (which *must* be continuous, i.e., an uninterrupted sequence of sibling nodes, because
-        // the algorithm for walking them relies on this), and for each top-level item in the virtual-element sense,
-        // (1) Does a regular "applyBindings" to associate bindingContext with this node and to activate any non-memoized bindings
-        // (2) Unmemoizes any memos in the DOM subtree (e.g., to activate bindings that had been memoized during template rewriting)
+        activateBindingsOnContinuousNodeArray = (continuousNodeArray, bindingContext) => {
+            // To be used on any nodes that have been rendered by a template and have been inserted into some parent element
+            // Walks through continuousNodeArray (which *must* be continuous, i.e., an uninterrupted sequence of sibling nodes, because
+            // the algorithm for walking them relies on this), and for each top-level item in the virtual-element sense,
+            // (1) Does a regular "applyBindings" to associate bindingContext with this node and to activate any non-memoized bindings
+            // (2) Unmemoizes any memos in the DOM subtree (e.g., to activate bindings that had been memoized during template rewriting)
 
-        if (continuousNodeArray.length) {
-            var firstNode = continuousNodeArray[0],
-                lastNode = continuousNodeArray[continuousNodeArray.length - 1],
-                parentNode = firstNode.parentNode;
+            if (continuousNodeArray.length) {
+                var firstNode = continuousNodeArray[0],
+                    lastNode = continuousNodeArray[continuousNodeArray.length - 1],
+                    parentNode = firstNode.parentNode;
 
-            // Need to applyBindings *before* unmemoziation, because unmemoization might introduce extra nodes (that we don't want to re-bind)
-            // whereas a regular applyBindings won't introduce new memoized nodes
-            invokeForEachNodeInContinuousRange(firstNode, lastNode, node => {
-                if (node.nodeType === 1 || node.nodeType === 8)
-                    ko.applyBindings(bindingContext, node);
-            });
+                // Need to applyBindings *before* unmemoziation, because unmemoization might introduce extra nodes (that we don't want to re-bind)
+                // whereas a regular applyBindings won't introduce new memoized nodes
+                invokeForEachNodeInContinuousRange(firstNode, lastNode, node => {
+                    if (node.nodeType === 1 || node.nodeType === 8)
+                        ko.applyBindings(bindingContext, node);
+                });
 
-            // Make sure any changes done by applyBindings or unmemoize are reflected in the array
-            ko.utils.fixUpContinuousNodeArray(continuousNodeArray, parentNode);
-        }
-    }
-
-    function getFirstNodeFromPossibleArray(nodeOrNodeArray) {
-        return nodeOrNodeArray.nodeType ? nodeOrNodeArray
-                                        : nodeOrNodeArray.length > 0 ? nodeOrNodeArray[0]
-                                        : null;
-    }
-
-    function executeTemplate(targetNodeOrNodeArray, renderMode, template, bindingContext) {
-        var firstTargetNode = targetNodeOrNodeArray && getFirstNodeFromPossibleArray(targetNodeOrNodeArray);
-        var templateDocument = (firstTargetNode || template || {}).ownerDocument;
-
-        var renderedNodesArray = renderTemplateSource(makeTemplateSource(template, templateDocument));
-
-        // Loosely check result is an array of DOM nodes
-        if ((typeof renderedNodesArray.length != "number") || (renderedNodesArray.length > 0 && typeof renderedNodesArray[0].nodeType != "number"))
-            throw new Error("Template engine must return an array of DOM nodes");
-
-        var haveAddedNodesToParent = false;
-        switch (renderMode) {
-            case "replaceChildren":
-                ko.virtualElements.setDomNodeChildren(targetNodeOrNodeArray, renderedNodesArray);
-                haveAddedNodesToParent = true;
-                break;
-            case "ignoreTargetNode": break;
-            default:
-                throw new Error("Unknown renderMode: " + renderMode);
-        }
-
-        if (haveAddedNodesToParent) {
-            activateBindingsOnContinuousNodeArray(renderedNodesArray, bindingContext);
-            if (renderMode == "replaceChildren") {
-                ko.bindingEvent.notify(targetNodeOrNodeArray, ko.bindingEvent.childrenComplete);
+                // Make sure any changes done by applyBindings or unmemoize are reflected in the array
+                ko.utils.fixUpContinuousNodeArray(continuousNodeArray, parentNode);
             }
-        }
+        },
 
-        return renderedNodesArray;
-    }
+        getFirstNodeFromPossibleArray = (nodeOrNodeArray) => {
+            return nodeOrNodeArray.nodeType ? nodeOrNodeArray
+                                            : nodeOrNodeArray.length > 0 ? nodeOrNodeArray[0]
+                                            : null;
+        },
 
-    function resolveTemplateName(template, data, context) {
-        // The template can be specified as:
-        if (ko.isObservable(template)) {
-            // 1. An observable, with string value
-            return template();
-        }
-        // 2. A function of (data, context) returning a string ELSE 3. A string
-        return (typeof template === 'function') ? template(data, context) : template;
-    }
+        executeTemplate = (targetNodeOrNodeArray, renderMode, template, bindingContext) => {
+            var firstTargetNode = targetNodeOrNodeArray && getFirstNodeFromPossibleArray(targetNodeOrNodeArray);
+            var templateDocument = (firstTargetNode || template || {}).ownerDocument;
+
+            var renderedNodesArray = renderTemplateSource(makeTemplateSource(template, templateDocument));
+
+            // Loosely check result is an array of DOM nodes
+            if ((typeof renderedNodesArray.length != "number") || (renderedNodesArray.length > 0 && typeof renderedNodesArray[0].nodeType != "number"))
+                throw new Error("Template engine must return an array of DOM nodes");
+
+            var haveAddedNodesToParent = false;
+            switch (renderMode) {
+                case "replaceChildren":
+                    ko.virtualElements.setDomNodeChildren(targetNodeOrNodeArray, renderedNodesArray);
+                    haveAddedNodesToParent = true;
+                    break;
+                case "ignoreTargetNode": break;
+                default:
+                    throw new Error("Unknown renderMode: " + renderMode);
+            }
+
+            if (haveAddedNodesToParent) {
+                activateBindingsOnContinuousNodeArray(renderedNodesArray, bindingContext);
+                if (renderMode == "replaceChildren") {
+                    ko.bindingEvent.notify(targetNodeOrNodeArray, ko.bindingEvent.childrenComplete);
+                }
+            }
+
+            return renderedNodesArray;
+        },
+
+        resolveTemplateName = (template, data, context) => {
+            // The template can be specified as:
+            if (ko.isObservable(template)) {
+                // 1. An observable, with string value
+                return template();
+            }
+            // 2. A function of (data, context) returning a string ELSE 3. A string
+            return (typeof template === 'function') ? template(data, context) : template;
+        };
 
     ko.renderTemplate = function (template, dataOrBindingContext, options, targetNodeOrNodeArray, renderMode) {
         options = options || {};
@@ -113,7 +113,7 @@
             return ko.computed( // So the DOM is automatically updated when any dependency changes
                 () => {
                     // Ensure we've got a proper binding context to work with
-                    var bindingContext = (dataOrBindingContext && (dataOrBindingContext instanceof ko.bindingContext))
+                    var bindingContext = (dataOrBindingContext instanceof ko.bindingContext)
                         ? dataOrBindingContext
                         : new ko.bindingContext(dataOrBindingContext, null, null, null, { "exportDependencies": true });
 
@@ -174,23 +174,21 @@
             subscription.disposeWhenNodeIsRemoved(targetNode);
 
             return subscription;
-        } else {
-            return ko.computed(() => {
-                var unwrappedArray = ko.utils.unwrapObservable(arrayOrObservableArray) || [];
-                if (typeof unwrappedArray.length == "undefined") // Coerce single value into array
-                    unwrappedArray = [unwrappedArray];
-
-                setDomNodeChildrenFromArrayMapping(unwrappedArray);
-
-            }, { disposeWhenNodeIsRemoved: targetNode });
         }
+        return ko.computed(() => {
+            var unwrappedArray = ko.utils.unwrapObservable(arrayOrObservableArray) || [];
+            if (typeof unwrappedArray.length == "undefined") // Coerce single value into array
+                unwrappedArray = [unwrappedArray];
+
+            setDomNodeChildrenFromArrayMapping(unwrappedArray);
+
+        }, { disposeWhenNodeIsRemoved: targetNode });
     };
 
     var templateComputedDomDataKey = ko.utils.domData.nextKey();
     function disposeOldComputedAndStoreNewOne(element, newComputed) {
         var oldComputed = ko.utils.domData.get(element, templateComputedDomDataKey);
-        if (oldComputed && (typeof(oldComputed.dispose) == 'function'))
-            oldComputed.dispose();
+        oldComputed?.dispose?.();
         ko.utils.domData.set(element, templateComputedDomDataKey, (newComputed && (!newComputed.isActive || newComputed.isActive())) ? newComputed : undefined);
     }
 
@@ -214,7 +212,7 @@
 
                 // If the nodes are already attached to a KO-generated container, we reuse that container without moving the
                 // elements to a new one (we check only the first node, as the nodes are always moved together)
-                let container = nodes[0] && nodes[0].parentNode;
+                let container = nodes[0]?.parentNode;
                 if (!container || !ko.utils.domData.get(container, cleanContainerDomDataKey)) {
                     container = ko.utils.moveCleanedNodesToContainerElement(nodes);
                     ko.utils.domData.set(container, cleanContainerDomDataKey, true);
@@ -224,7 +222,7 @@
             } else {
                 // It's an anonymous template - store the element contents, then clear the element
                 var templateNodes = ko.virtualElements.childNodes(element);
-                if (templateNodes.length > 0) {
+                if (templateNodes.length) {
                     let container = ko.utils.moveCleanedNodesToContainerElement(templateNodes); // This also removes the nodes from their current parent
                     new ko.templateSources.anonymousTemplate(element).nodes(container);
                 } else {
diff --git a/vendors/knockout/src/utils.domData.js b/vendors/knockout/src/utils.domData.js
index 2d1a6d604..836694abd 100644
--- a/vendors/knockout/src/utils.domData.js
+++ b/vendors/knockout/src/utils.domData.js
@@ -10,9 +10,7 @@ ko.utils.domData = {
         if (dataStore.has(node)) {
             dataStore.get(node)[key] = value;
         } else {
-            let dataForNode = {};
-            dataForNode[key] = value;
-            dataStore.set(node, dataForNode);
+            dataStore.set(node, {[key]:value});
         }
         return value;
     },
diff --git a/vendors/knockout/src/utils.js b/vendors/knockout/src/utils.js
index 73999ec87..c2cb847a7 100644
--- a/vendors/knockout/src/utils.js
+++ b/vendors/knockout/src/utils.js
@@ -9,7 +9,7 @@ ko.utils = {
         // Ensure it's a real array, as we're about to reparent the nodes and
         // we don't want the underlying collection to change while we're doing that.
         var nodesArray = [...nodes];
-        var templateDocument = (nodesArray[0] && nodesArray[0].ownerDocument) || document;
+        var templateDocument = nodesArray[0]?.ownerDocument || document;
 
         var container = templateDocument.createElement('div');
         nodesArray.forEach(node => container.append(ko.cleanNode(node)));
@@ -80,7 +80,7 @@ ko.utils = {
         node.ownerDocument.documentElement.contains(node.nodeType !== 1 ? node.parentNode : node),
 
     triggerEvent: (element, eventType) => {
-        if (!(element && element.nodeType))
+        if (!element?.nodeType)
             throw new Error("element must be a DOM node when calling triggerEvent");
 
         element.dispatchEvent(new Event(eventType));
diff --git a/vendors/routes/crossroads.js b/vendors/routes/crossroads.js
index 3b388198f..84223a2df 100644
--- a/vendors/routes/crossroads.js
+++ b/vendors/routes/crossroads.js
@@ -34,7 +34,7 @@
             while (n--) {
                 route = routes[n];
                 if ((!i || route.greedy) && route.match(request)) {
-                    route.callback && route.callback(...route._getParamsArray(request));
+                    route.callback?.(...route._getParamsArray(request));
                     ++i;
                 }
             }
@@ -68,14 +68,14 @@
                 var val = values[key],
                     isValid = false;
                 if (key === 'normalize_'
-                 || (val == null && this._optionalParamsIds && this._optionalParamsIds.indexOf(key) !== -1)) {
+                 || (val == null && this._optionalParamsIds?.includes(key))) {
                     isValid = true;
                 }
                 else if (validationRule instanceof RegExp) {
                     isValid = validationRule.test(val);
                 }
                 else if (Array.isArray(validationRule)) {
-                    isValid = validationRule.indexOf(val) !== -1;
+                    isValid = validationRule.includes(val);
                 }
                 else if (isFunction(validationRule)) {
                     isValid = validationRule(val, request, values);
@@ -133,7 +133,7 @@
 
         captureVals = (regex, pattern) => {
             var vals = [], match;
-            while (match = regex.exec(pattern)) {
+            while ((match = regex.exec(pattern))) {
                 vals.push(match[1]);
             }
             return vals;
@@ -141,9 +141,7 @@
 
         getParamValues = (request, regexp) => {
             var vals = regexp.exec(request);
-            if (vals) {
-                vals.shift();
-            }
+            vals?.shift();
             return vals;
         },
         compilePattern = pattern => {
diff --git a/vendors/routes/hasher.js b/vendors/routes/hasher.js
index 402fe8b70..46ecadcaf 100644
--- a/vendors/routes/hasher.js
+++ b/vendors/routes/hasher.js
@@ -15,11 +15,11 @@
     _hashValRegexp = /#(.*)$/,
     _hashRegexp = /^[#/]+/,
     _hashTrim = /^\/|\$/g,
-    _trimHash = hash => hash ? hash.replace(_hashTrim, '') : '',
+    _trimHash = hash => hash?.replace(_hashTrim, '') || '',
     _getWindowHash = () => {
         //parsed full URL instead of getting window.location.hash because Firefox decode hash value (and all the other browsers don't)
         var result = _hashValRegexp.exec( location.href );
-        return (result && result[1]) ? decodeURIComponent(result[1]) : '';
+        return result?.[1] ? decodeURIComponent(result[1]) : '';
     },
     _registerChange = newHash => {
         if (_hash !== newHash) {
diff --git a/vendors/squire/build/squire-raw.js b/vendors/squire/build/squire-raw.js
index 8b135b63d..986e4ecc5 100644
--- a/vendors/squire/build/squire-raw.js
+++ b/vendors/squire/build/squire-raw.js
@@ -144,7 +144,7 @@ const
 	},
 	getClosest = ( node, root, selector ) => {
 		node = (node && !node.closest) ? node.parentElement : node;
-		node = node && node.closest(selector);
+		node = node?.closest(selector);
 		return (node && root.contains(node)) ? node : null;
 	},
 	getNearest = ( node, root, tag, attributes ) => {
@@ -188,8 +188,7 @@ const
 
 	detach = node => {
 //		node.remove();
-		let parent = node.parentNode;
-		parent && parent.removeChild( node );
+		node.parentNode?.removeChild( node );
 		return node;
 	},
 
@@ -254,8 +253,7 @@ const
 
 		if ( isInline( node ) ) {
 			child = node.firstChild;
-			while ( isWebKit && child &&
-					child.nodeType === TEXT_NODE && !child.data ) {
+			while ( isWebKit && child?.nodeType === TEXT_NODE && !child.data ) {
 				child.remove(  );
 				child = node.firstChild;
 			}
@@ -317,9 +315,7 @@ const
 				}
 				wrapper = null;
 			}
-			if ( isContainer( child ) ) {
-				fixContainer( child, root );
-			}
+			isContainer( child ) && fixContainer( child, root );
 		}
 /*
 		// Not live
@@ -349,9 +345,7 @@ const
 			}
 		});
 */
-		if ( wrapper ) {
-			container.append( fixCursor( wrapper, root ) );
-		}
+		wrapper && container.append( fixCursor( wrapper, root ) );
 		return container;
 	},
 
@@ -488,7 +482,7 @@ const
 
 		// Remove extra <BR> fixer if present.
 		last = block.lastChild;
-		if ( last && last.nodeName === 'BR' ) {
+		if ( last?.nodeName === 'BR' ) {
 			last.remove(  );
 			--offset;
 		}
@@ -648,10 +642,8 @@ const
 		// Merge text nodes if adjacent. IE10 in particular will not focus
 		// between two text nodes
 		after = common.childNodes[ startOffset ];
-		before = after && after.previousSibling;
-		if ( before &&
-				before.nodeType === TEXT_NODE &&
-				after.nodeType === TEXT_NODE ) {
+		before = after?.previousSibling;
+		if ( before?.nodeType === TEXT_NODE && after.nodeType === TEXT_NODE ) {
 			startContainer = before;
 			startOffset = before.length;
 			beforeText = before.data;
@@ -822,7 +814,7 @@ const
 			if ( nodeAfterSplit && isContainer( nodeAfterSplit ) ) {
 				mergeContainers( nodeAfterSplit, root );
 			}
-			nodeAfterSplit = nodeBeforeSplit && nodeBeforeSplit.nextSibling;
+			nodeAfterSplit = nodeBeforeSplit?.nextSibling;
 			if ( nodeAfterSplit && isContainer( nodeAfterSplit ) ) {
 				mergeContainers( nodeAfterSplit, root );
 			}
@@ -872,7 +864,7 @@ const
 			while ( endContainer.nodeType !== TEXT_NODE ) {
 				child = endContainer.childNodes[ endOffset - 1 ];
 				if ( !child || isLeaf( child ) ) {
-					if ( maySkipBR && child && child.nodeName === 'BR' ) {
+					if ( maySkipBR && child?.nodeName === 'BR' ) {
 						--endOffset;
 						maySkipBR = false;
 						continue;
@@ -1295,7 +1287,7 @@ const
 				break;
 			}
 
-			while ( child && child.nodeType === TEXT_NODE && !child.data ) {
+			while ( child?.nodeType === TEXT_NODE && !child.data ) {
 				next = child.nextSibling;
 				if ( !next || next.nodeName === 'BR' ) {
 					break;
@@ -1327,7 +1319,7 @@ const
 	toggleList = ( type, methodIfNotInList ) => ( self, event ) => {
 		event.preventDefault();
 		let parent = self.getSelectionClosest('UL,OL');
-		if (parent && type == parent.nodeName) {
+		if (type == parent?.nodeName) {
 			self.removeList();
 		} else {
 			self[ methodIfNotInList ]();
@@ -1680,7 +1672,7 @@ const
 		base = base || {};
 		extras && Object.entries(extras).forEach(([prop,value])=>{
 			if ( mayOverride || !( prop in base ) ) {
-				base[ prop ] = ( value && value.constructor === Object ) ?
+				base[ prop ] = ( value?.constructor === Object ) ?
 					mergeObjects( base[ prop ], value, mayOverride ) :
 					value;
 			}
@@ -1996,7 +1988,7 @@ function onCopy ( event ) {
 
 function onPaste ( event ) {
 	let clipboardData = event.clipboardData;
-	let items = clipboardData && clipboardData.items;
+	let items = clipboardData?.items;
 	let imageItem = null;
 	let plainItem = null;
 	let htmlItem = null;
@@ -2198,7 +2190,7 @@ let keyHandlers = {
 			cursorOffset = range.endOffset;
 			if ( cursorContainer.nodeType === ELEMENT_NODE ) {
 				nodeAfterCursor = cursorContainer.childNodes[ cursorOffset ];
-				if ( nodeAfterCursor && nodeAfterCursor.nodeName === 'IMG' ) {
+				if ( nodeAfterCursor?.nodeName === 'IMG' ) {
 					event.preventDefault();
 					detach( nodeAfterCursor );
 					moveRangeBoundariesDownTree( range );
@@ -2665,7 +2657,7 @@ class Squire
 					win.focus();
 				}
 				let sel = win.getSelection();
-				if ( sel && sel.setBaseAndExtent ) {
+				if ( sel?.setBaseAndExtent ) {
 					sel.setBaseAndExtent(
 						range.startContainer,
 						range.startOffset,
@@ -2690,7 +2682,7 @@ class Squire
 		let range, startContainer, endContainer, node;
 		// If not focused, always rely on cached range; another function may
 		// have set it but the DOM is not modified until focus again
-		if ( this._isFocused && sel && sel.rangeCount ) {
+		if ( this._isFocused && sel?.rangeCount ) {
 			range = sel.getRangeAt( 0 ).cloneRange();
 			startContainer = range.startContainer;
 			endContainer = range.endContainer;
@@ -2841,7 +2833,7 @@ class Squire
 						endContainer =
 							startContainer.childNodes[ range.startOffset - 1 ];
 					}
-					if ( endContainer && endContainer.nodeType === TEXT_NODE ) {
+					if ( endContainer?.nodeType === TEXT_NODE ) {
 						range.setStart( endContainer, 0 );
 						range.collapse( true );
 					}
@@ -3647,7 +3639,7 @@ class Squire
 			let text, event;
 			if ( !node || node.nodeType !== TEXT_NODE ) {
 				text = doc.createTextNode( '' );
-				node && node.childNodes[ offset ].before( text );
+				node?.childNodes[ offset ].before( text );
 				node = text;
 				offset = 0;
 			}
@@ -3735,7 +3727,7 @@ class Squire
 		let start = range ? range.startContainer : 0;
 		let end = range ? range.endContainer : 0;
 		// When the selection is all the text inside an element, set style on the element itself
-		if ( start && TEXT_NODE === start.nodeType && 0 === range.startOffset && start === end && end.length === range.endOffset ) {
+		if ( TEXT_NODE === start?.nodeType && 0 === range.startOffset && start === end && end.length === range.endOffset ) {
 			this.saveUndoState( range );
 			setStyle( start.parentNode, style );
 			this.setSelection( range );