TNL-3954

Remove gating api import from course xmodule

HOL-44 / Added check for duplication of email

[firefox upgrade] Wait for code mirror editor to be active

Not an issue for our tests on firefox 28; however, once we upgrade to
Firefox 42 (or later), a new wait condition is needed here. Otherwise,
the content is not set because selenium's action chain is starting too
early.

Remove gating api import from course xmodule to avoid importing django related code into non-django related code

Speed up Sass compilation with libsass

Updating edx-milestones dependency to fix edx-opaque-keys install

PHX-219 Subsection Gating

add edx-organizations api urls in lms

ECOM-3558

ziafazal/WL-209:Cert Social Sharing customization

ziafazal/WL-210: added branding to 404 and 500 error pages

changes based on feedback

renamed a definition and added test coverage

fixed broken tests

WL-243 LMS Language Selection

Fix - skip orphans while getting discussion modules

Make comprehensive theme work with django templates.

Going ahead with the merge.

Merging release into master

Reenable course home improvements check.

Add a note to the top of edx-private.txt

HOTFIX for PHX-245 Updated proctored/timed exam text

This was disabled some time ago due to PLAT-900, which caused cached
objects to be unpickled and used in new code which could expect to
find new fields that didn't exist on the old objects. That issue is
now fixed.

ECOM-2853

Updated proctored/timed exam header bar text; Upgraded edx-proctoring to pull in additional text changes

AC-75 and AC-73

Credentials Feature changes reverted in release

Render CMS course listing Using CourseSummary for user with org access role

changes after feedback from matte

ECOM-3419

Add logging when user is removed from exception list

ECOM-3281