make embargo template theme-able

Use "Stanford-style" theming to enable you to put your own embargo
notice up.
missing themed embargo page fails safely to unthemed
adding django admin command to change enrollment
fixing example
grammar
Added watchdog to Paver requirements
bugfix: allow multiple choice questions to display hints
Add new languages from Transifex
Update translations (autogenerated message)
Merge pull request #3416 from edx/sarina/042214-language-update

Sarina/042214 language update
Release for Apr 22, 2014
Correct ordering of Segment.io identify and page calls
Fixed path of tinymce.js.

LMS-2554
Merge pull request #3421 from edx/renzo/segment-io-identify-fix

Correct ordering of Segment.io identify and page calls
Merge pull request #3420 from edx/ora2/release-2014-04-22T15.15

Release for Apr 22, 2014
Merge pull request #3413 from edx/bugfix/ichuang/multiple-choice-question-hints

bugfix: allow multiple choice questions to display hints

Thanks, @sarina, @pmitros
Merge pull request #3422 from edx/usman/lms2554-tinymce-js

Fixed path of tinymce.js.
Release for Apr 22, 2014
Merge pull request #2834 from edx/sef/theme-embargo-master

make embargo template theme-able
Merge pull request #3424 from edx/ora2/release-2014-04-22T16.55

Release for Apr 22, 2014