Better sorting of stores for get_courses
May apply to all store ordering
Mixed modulestore handles most modulestore functions, cont.
Change get_courses default branch to draft.
We need to figure out how apps configure what default they want or ensure they get the one they want
No longer create loc maps on create_(item|course)
pylint and pep8 fixes
Test exception on read-only db
Requesting an xmodule field in wrong app context raises exception rather than assertion
Add tests for get_orphans
Test special code paths in create_item
xblock save only affects draft

Fix test which caused error
Converted 104 existing gif files to png format
Slightly reorder the toolbar buttons so that the image button is more likely to be visible.

Hopefully we will get a better solution with the TinyMCE upgrade PR.
Merge pull request #2826 from edx/ahodges/documentation.imageconversion

Converted 104 existing gif files to png format
Merge pull request #2737 from edx/dcadams/fix_tinymce

Fixes tinymce bug:
Added changes for AN-609

changes to problem_check to support answer distribution; also provided
an example and nav in the introduction
Merge pull request #2821 from edx/ahodges/documentation/problemcheck

Added changes for AN-609
Merge pull request #2738 from edx/dbarch/mixed_ms_router

Dbarch/mixed ms router
Add more tests for the container page
make embargo template theme-able

Use "Stanford-style" theming to enable you to put your own embargo
notice up.
Moved CLASS_DASHBOARD setting into the FEATURES dict.