Initial commit for #1671 display visits for new exam objects

  - In-video quizzes are included under the quizzes list
differentiated statement buttons and progress on profile page
cleaned up body.css file for profile page
Merge branch 'master' of github.com:Stanford-Online/class2go into kluo-1671-dashboard-report
fix progress bar overflow and divide by 0 error
Merge pull request #2340 from Stanford-Online/giulio-statement-progress-2338

differentiated statement buttons and progress on profile page
add titles to textbox/area (closes #2292)
Merge pull request #2350 from Stanford-Online/jbau-a11y-label

Add titles to textbox/areas for accessibility (closes #2292)
Merge pull request #2347 from Stanford-Online/kluo-1671-dashboard-report

Kluo 1671 dashboard report
allows + in email add to add member (fixes #2351)
Merge pull request #2352 from Stanford-Online/jbau-member-management

allows + in email add to add member (fixes #2351) PLEASE PULL BEFORE SPRINT 37 RELEASE
fixes video playing under quiz
Merge pull request #2355 from Stanford-Online/jbau-stuttering-fix

fixes video playing under quiz
fix profile page server error for anonymous users (fixes #2356)
Merge pull request #2358 from Stanford-Online/giulio-profile-page-error

fix profile page server error for anonymous users (fixes #2356)
Merge branch 'master' of http://github.com/Stanford-Online/class2go into dca_new_working2