Separate Python and JavaScript install/test scripts
Show new-style locations in course staff debug info (opaque keys update)
Merge pull request #345 from edx/will/new-style-locations-in-course-debug-info

Show new-style locations in course staff debug info (opaque keys update)
Merge pull request #343 from edx/will/ai-api-definitions

Define AI grading API.
Merge pull request #342 from edx/will/javascript-test-script

Separate Python and JavaScript install/test scripts
Merge branch 'master' into ai-grading
Add a Vagrantfile for install ORA2 and EASE