Fixes LMS-1740 by activating the zooming diagram with the spacebar.
allow capa poroblems access to anonymous_student_id

fix system->capa_system in capa_problem change for anonid
add problem reset link to staff debug page
Set up page objects and base test file for staff view and staff debug.
Reworked UI for clarity, removed reload, and added Bok-Choy tests
Added jasmine tests and factored out javascript functions to new file
Reconnecting Token Generator for Annotation Tool
Removed diacritic mention and explained token
Fixed Unit Test Issues
Fix comment formatting and Timezone explanation
Added unit signifier - narrower annotation target
Adding additonal path to search for git information on sysadmin dashboard
When viewing the sysadmin dashboard courses tag, we also search the git
repository directory in addition to the DATA_DIR to try and find
the course git repo to get hash, last commit, and last editor information
for each loaded course if available.
Code review changes
i18n
Fixes from @singingwolfboy in PR #3466
Fixed typos in example code for drag and drop problems
Add command to get discussion_link for a course

This will be used to detect courses that are linking to Stack Exchange
sites so we can handle them specially when generating data dumps.
Switching to new dashboard API and adding rescore to actions list
Merge pull request #3652 from edx/sylvia/docs/DOC-390

Fixed typos in example code for drag and drop problems
Clarify strings for i18n
Merge pull request #3653 from edx/gprice/discussion-link-command

Add command to get discussion_link for a course