separate mixins.py into separate mixin files
First commit to make 'Try Again' button more obvious per APDS's request
update playlists.json file with tags
add 'tag' playlist attribute
Made 'Try Again' button more obvious per APDS's request
Merge branch 'nalanda-rct2' of github.com:learningequality/ka-lite into incorrect-answer-tablet-improvement
Restoring 'Please Try Again' to 'Try Again' per KA original
display tags on the assign playlists page
target the a node when we get the facility delete link rather than the
current node, which is just a simple span
add mixins from nalanda-rct2
Fix for scratchpad coming out of boundary - #1859
Corrected spelling of the word 'boundary' in comment
Added notes
add browser test for deleting a facility
Merge branch 'nalanda-rct2' into feature/2122-Exam-list-page
add dummy device to greatly speed up tests!
Add 20 minute (but configurable) default timeout to user sessions.
Add option to disable session timeout by setting = 0.
add tests for group deletion
Merge pull request #2156 from aronasorman/playlist-tags

Display tags for playlists