Initial code for refactored list activities view
Renamed list view to list_activities
Fixed url mistake
Add some corrections and enhancements to the list_activities view
Tests for list_activities view
New test utils add_presidency_review and add_deanship_review
Added utility methods (get_approval_status and get_approval_status_message) to Activity model
Refactored Activity method is_approved to be based on get_approval_status
Redesigned templates for list_activities view
Finalized list_activities view
Pulled out activity table into separate template file
Fixed calendar redraw issue
Clearer prompt for review button
Merge branch 'refactor-list-activity-view' into develop