add instructor dashboard feature to download profile & problem state

remove CSRF cookie domain setting in aws.py

Put DnD back into edit_subsection page

Set USE_YOUTUBE_OBJECT_API to False since YouTube has fixed the issue.

Hack to disable YouTube <iframe> API when they break it.

Victor/protex

Silly/victor/revert forums merge

This reverts commit 66889b87, reversing
changes made to 0dd9c24e.

This was merged too early--it's still missing the filtering and display-your-cohort changes.
Will need to revert this revert later.

This reverts commit 965e3b4c, reversing
changes made to 1a7d2a06.

I accidentally merged this before it was ready.  This was silly, so now I'm undoing it.  We'll need to revert the revert later.

7012x clean

Fix/rocha/7012x clean

addressed somme comments in pull request and instructor fixes and blank ...

Fix placeholder email in signup form

Conditional XModule: add errortracker msg for bad require & inherit icon from child

Merge branch 'master' of github.com:MITx/mitx into feature/ichuang/conditional-xmodule-icon-and-errortracker

Conflicts:
	common/lib/xmodule/xmodule/conditional_module.py

Feature/kevin/groups ui changes

Throw the error back up if we don't have a console to log it to.

Make local dev work by trying checking staticfiles_storage for both the ...