Jkarni/docs merge

Fix missing source_code in LaTeX  HTML.

Notifications for course updates.

   And fix path issues.

Valera/video alpha2 refactor

STUD-565

Use audit logger for logging of logins in external_auth...

changing default ADMINS to an empty tuple

Add error messaging to course team page

convert user objects to unicode, improve error logging

distinguish logged error and instructor-facing error

Create urls/views/templates for dev-only views

Adam/i18n bug fixes

syntax fix

Studio: adds in new Sass file for Studio-specific
xmodule presentation and removes full screen control
from video alpha display UI.
Adds jasmine test for subtitles scroll.
Adds tests for caption change height functionality.
Uses gettext wrapper.
Fixes caption change height functionality.
Removes IS_CMS, isCms flags.

Fixes subtitles hiding on slidermove and their height.

Disables tests.
Refactors creation of video element.
Renames renderElements to initialize.
Fixes bug on slider move, subtitles are hidden.

Refactors trigger function.
Fixes Ui bugs: captions.
Fixes bug with Youtube on page load.
Hotfixes html5 video streaming bug.
Adds test video files to the project.

Refactors bind and indexOf.
Adds error message when specify the wrong selector.
Adds some of the requested documentation.
Refactors 01_initialize.js.
Fixes to 03_video_player.js

Fixes HD button
Disables Fullscreen mode in the Studio
Fixes ui controls bug

Video_player_spec wouldn't run because of a syntax error.
All test would fail when error() was called
on an undefined JQuery object.
Tidy up spy on onTouchBaseDevice.
Fix dependecies between RequireJs modules

All the tests run and pass when enabled.
Only video_player has issues left
Adds error logging to console if captions not found
Fix problems with memory leaks