Update wording per Doc
Updates to Demographics Display

- Gating on feature enabled for Open edX users
- If feature disabled and Insights URL is set, displaying message pointing users to Insights
Fixes for MOB-836 and MOB-766 and MA-96.
Studio: cleaning up/removing unused sass

* removing unused font-family-centric Sass variables
* removing unused graphic images and Sass references
* clean up of style removal fallout
deleting more things
Add the ability for course staff to specify a Survey and make it required so that a student must fill it out before starting the course
Remove extra large-FOO-icon.png files
Removed more files from cms
Deleted some unused images under common
content-types is no longer around
re-add search-icon.png
fix the link in the button on the receipt page
Unit Test Improvements
TE-489
Fix lettuce css_fill method for devstack
Revert "Fix lettuce css_fill method for devstack"

This reverts commit 471abb8c28dc166653b1e032a1b68bdf79a5077e.
Merge pull request #5726 from edx/sarina/fix-wording-reset-button

Update wording per Doc
Merge pull request #5799 from edx/hotfix_candidate/2014-10-30

Merging Hotfix candidate/2014 10 30 as per release process
Merge pull request #5804 from edx/cdodge/fix-receipt-link

fix the link in the button on the receipt page
Add warning about sensitive info in course export

DOC-977/DOC-991
Merge pull request #5818 from edx/release

Merging latest updates to release