Use new bok_choy file paths in paver examples.
Video link obfuscation. [BLD-1230]
Merge pull request #5059 from edx/anton/add-video-context-menu

BLD-1230: Video Link Obfuscation
Merge pull request #5242 from edx/benp/testing-doc

Use new bok_choy file paths in paver examples.
Show cohorts on the new instructor dashboard

TNL-161

Remove placeholder text
LMS: revises membership UI layout on instructor dashboard
LMS: adds static cohort group management UI to the Instructor Dashboard
TNL-160 Default cohorts, automatically created.
Support adding students to a cohort

TNL-163
Convert LMS tests to use RequireJS.
Remove bogus unicode characters
Add unit tests for adding students
First pass at notification messages for adding/moving users.
Implement stub Jasmine tests for adding students
First pass at getting CoffeeScript tests working
More changes
Added tests for unparsable matlab grader response.

TNL-388
If matlab grader sent unparsable response, show error message
instead of trying to render the response.

TNL-388