fix partial work done for changes in django-debug-toolbar-1.0.1

add trailing comma, restore uncommented state of Mongo panel
update version for django debug toolbar
fixes for verification ui discrepancies
UX-351
Fixed intermittent failure in XQueue stub unit test
i18n for self-assessment (ORA-314)

make openendedchild and open_ended_module_v1 act enough like xblocks to get xblock 18n
fixed the webchat Freenode URL

Currently the URL points to a wrong URL, fixed it by adding 'http' to the URL.
Added myself in AUTHORS
Enable download_track for existing courses if self.track.
Merge pull request #2620 from edx/alex/fix_enable_download_track

Enable download_track for existing courses if self.track.
Merge pull request #2575 from edx/adam/i18n-self-assessment-2

Adam/i18n self assessment 2
Merge pull request #2563 from edx/frances/fix/verified-ui-fixes

Fixes for verification UI discrepancies
Update translations for 2014-02-18 release prep.
Merge pull request #2623 from edx/ned/latest-transifex

Update translations for 2014-02-18 release prep.
Merge pull request #2391 from edx/yarko/debug-toolbar-v2

fix partial work done for changes in django-debug-toolbar-1.0.1
Merge pull request #2619 from avinassh/patch-1

fixed the webchat Freenode URL
Fixes devstack settings to work with new version of debug toolbar
Merge pull request #2627 from edx/dcs/fix-devstack-toolbar

Fixes devstack settings to work with new version of debug toolbar
Merge pull request #2612 from edx/will/fix-xqueue-stub-test

Fixed intermittent failure in XQueue stub unit test
Disable flaky video test
Merge pull request #2629 from edx/will/disable-flaky-video-tests

Disable flaky video test