* Initial commit
* SVG-based graph components
* Add histogram, pull data into graphs
* Loading animation, timespan descriptions
* Improvements to read receipt / link tracking section
* Initial pass at subject line analysis
* Fixes to subject-line stats
* Fix theme `ui-variables` include paths
* Add “Share this report” button
* Add “Learn More” button
* Make it more clear how to edit your shortcuts
* Merge activity-list and new activity-dashboard, move in sidebar
