add object admin authorization for api auth
Fix authorization for CSV export for central server
Adding auth and first pass zone level csv export.
Rework backbone code to 1) work and 2) disable options dynamically
Fix bug in resetting disabled attribute
Add FacilityUser endpoint
Add CSV serializer and endpoints for AttemptLog and testLog
Works for central server, added styles.
Add "virtual" fields to FacilityUser resource
Return empty CSV if no objects match query
Exclude extraneous info for attempt and test log CSV responses
Fix breadcrumbs
Code cleanup after self code review
Add in username, facility name, and facility ID to csv export
Add tests for CSV export
Don't limit csv export requests (hack to handle pagination in short term)
Clean up from code review
Add tests for auth for each endpoint
Merge branch 'nalanda-rct3' of github.com:learningequality/ka-lite into csv_export_auth

Conflicts:
	kalite/coachreports/tests/coachreport_tests.py
	kalite/control_panel/api_resources.py
	kalite/control_panel/static/js/control_panel/data_export.js
	kalite/control_panel/tests/control_panel.py
	kalite/control_panel/views.py
Cleanup for csv export part 2