Merge branch 'release/bug_fix_city' into develop
Merge branch 'hotfix/advanced_search_class_id' into develop
added $scope.gaEvent which simply forwards arguments to GoogleAnalyticsService.  this is so ng-click can log stuff directly without having to create methods for everything.  added tracking for schedule info, download to excel, and clear schedule buttons #20
added event tracking for clicking the scroll to top button #20
added event tracking for clicking the expand/collapse toggle and remove individual course buttons #20
Merge branch 'feature/event_tracking' into develop
Merge branch 'develop'