FIX - LMS: Courseware Content Background Color/Height in IE

Video: Add highlighting of start/end time field when clicking into it.

Fixed HTML tab in bulk email feature on firefox.

Answer checks should offer feedback to assistive tech. This commit adds

a page level javascript SR object to enable reading of alert messages.
LMS-2158

LMS-2275

Replaces print statement in django_comment_client with unicode log.debug.

Fixed assigning forum roles from beta dashboard membership.

Removed tooltip from captions. [BLD-629]

LMS-2346

UX-53

Added pretty-printed JSON examples for DOC-168, fixed rst subheadings

Fixes LMS-2352 by unifying :hover and :focus styles.

Valera/add timeout china

The availability of the YouTube API will be stored in student's settings.
The YouTube API is loaded asynchronously now, so no need to pass a
parameter to the front-end telling it if YouTube API should not be loaded
because of it's unavailability.

Removing loading of YouTube API from Studio RequireJS config. Now loading
of YouTube API is handled by Video module.

BLD-531.

Instructor dash changes for DOC-231, resequencing for DOC-230

LMS-2194

Video: update acceptance test.

Fixed "ugettext" is imported as "_u" in lagacy dash.

LMS-2307

Release Notes for 3-18-14

mentoring-noworkbench: Remove import of workbench module (moved to SDK)

Video: Fix flaky acceptance test.

Kill the perfstats module, which is unused

Sarina/lms 1287

Mongo modulestore: create data dir

Make i18n tests quieter

We already have makedirs_p()

LMS-1287

LMS-1287

in create_user mgmt command, use settings.LANGUAGE_CODE instead of en-us

Fix split_test import and export.