Quadrant view for scatter plot coach-report.
Added comments.
Adding LOGIN_URL and LOGOUT_URL; needed for login_required header.

Conflicts:
	kalite/distributed/settings.py
Disable kaserve, set up STATICFILES_DIRS, reset STATIC_ROOT to allow testing
Move coachreports static files
Moving control_panel static files.
Moving updates static files.
Move facility static files.
Move khan-exercises to distributed app.
Moving distributed static files.
Fixing missed khan-exercises path.
Moving static files to root folder, will collect to expected location using collectstatic
Remove static urls from distributed urls, as they're served by runserver directly.
Add collectstatic to setup.
re-enable kaserve funnel after removing disable of static file serving.
Allowing unexpected cross-app dependency of coachreports on distributed app.
Wrap interface text in gettext.
Merge pull request #1725 from rtibbles/coach_report_crazy

Quadrant view for scatter plot coach-report
Merge pull request #1730 from bcipolli/securesync-login

Fix registration template permissions
Merge branch 'develop' of github.com:learningequality/ka-lite into static-refactoring