Release fixes

Removed duplicate index on simplewiki_namespace. Re-added migration that was exposing South 0.7.4 bug.

This reverts commit 7273868e.

Fix display of courses on university profile pages.

Order courses according to univesity on courses page.

Created email forwards to jobs@mitx.mit.edu for

* careers
* content-engineer
* fellow-jobs
* jobs

fixes title of course in dashboard to accept very long course names, improves various other UI elemnts in the dashboard

Dormsbee/anant fixes

Changing email messages to be edX, even the ones I don't think will be sent

Display courses in university related columns.

Kill simplewiki migration (there was already a unique index, adding anot...

Change copy for needed to sign up to register.

Hook up tos and honor links.

Dormsbee/uni profile

Added the course image to the about page, even if the video doesn't exis...