Updating the release with a tagged hash

Change behavior of cohort addition interface

Instead of noting users that are already in a cohort and not changing
such users, clobber the previous cohort and display a message indicating
the previous cohort membership.

JIRA: FOR-452

Updating the ORA2 hash for release week 2014-04-07

Video: Fix flaky test.

Accessible PDF textbook viewer

Change user.is_authenticated to user.is_authenticated() in roles.py.

LMS-2442

Move overview drag and drop code to a utility class.

Fix the pointer to the contentstore in the bok-choy settings

Updates to ORA2 documentation

AN-836: draft info about spreadsheets and UTF8, illustrations

Stray space made html file formatting incorrect

Add some optional policies around password resets, such as password reus...

Add "View in Studio" links throughout LMS

Remove double icons on LMS wiki page

Upgrade django_nose to 1.2

Force video player in flash mode.

Adam/fix alter xblock student state

Test that TemplateLookup dirs are not cleared during lms startup

Refactor video caption module.

XModule datadog metrics

Use monospaced font for CodeMirror editor.

Cursor position gets off with non-monospaced font.
STUD-1456.

Vertical alignment of monospace font in advanced settings via position css adjustment

Upgrade pyparsing to 2.0.1

LMS-2498

Release notes for 4/2/14