Fix activities [SCI-1412]

app/assets/javascripts/application.js.erb

@@ -60,7 +60,6 @@ function initFormSubmitLinks(el) {
 }
 
 /* Enable loading bars */
-Turbolinks.enableProgressBar();
 $(document)
   .bind("ajaxSend", function(){
     animateLoading();

app/controllers/activities_controller.rb

@@ -1,7 +1,7 @@
 class ActivitiesController < ApplicationController
   include ActivityHelper
 
-  before_filter :load_vars
+  before_action :load_vars
 
   def index
     @per_page = Constants::ACTIVITY_AND_NOTIF_SEARCH_LIMIT

app/controllers/users/invitations_controller.rb

@@ -7,7 +7,7 @@ module Users
 
     before_action :check_invite_users_permission, only: :invite_users
 
-    before_filter :update_sanitized_params, only: :update
+    before_action :update_sanitized_params, only: :update
 
     def update
       # Instantialize a new team with the provided name

app/models/activity.rb

@@ -64,12 +64,11 @@ class Activity < ApplicationRecord
   ]
 
   validates :type_of, presence: true
-  validates :project, :user, presence: true
 
-  belongs_to :project, inverse_of: :activities, optional: true
+  belongs_to :project, inverse_of: :activities
   belongs_to :experiment, inverse_of: :activities, optional: true
   belongs_to :my_module, inverse_of: :activities, optional: true
-  belongs_to :user, inverse_of: :activities, optional: true
+  belongs_to :user, inverse_of: :activities
 
   private
 

config/initializers/paperclip.rb

@@ -35,6 +35,7 @@ if ENV['PAPERCLIP_STORAGE'] == "s3"
       original: :private,
       medium: :private
     },
+    s3_region: ENV['AWS_REGION'],
     s3_storage_class: {
       medium: :reduced_redundancy,
       thumb: :reduced_redundancy,