Remove correct/incorrect message, and auto-add in needed markdown for studio
Check to see if a location is valid before displaying it for instructor grading
Tidy up argument parsing in release email script
External_auth.views.login_or_signup fix codepath that didn't set uname

which caused UnboundLocalError.  Added tests for this case
Merge remote-tracking branch 'origin/master' into fix/vik/studio-oe
Properly increment student attempts
Add test for incrementing student attempts
Fix test
Set default weights
Set a default weight
fix to problems with uploading files
Studio: adds static states for all authorship cases on dashboard (WIP)
Studio: revises static states for all authorship cases on dashboard (WIP)
Studio: resolves blue primary button default + hover color states
Studio: revises static dashboard states for all authorship rights scenarios
copy changes
Studio: revises notice copy to reference UI above, not below
Studio: overrides authorship ui toggling animation paramters
Studio: revises dashboard copy when no courses exist for user
Studio: reverting dashboard HTML/UI back to previous state