RTL: fix position of help icon in filter_horizontal m2m widget

--HG--
extra : rebase_source : a201efaee395d8d3bff8e88799c30830346a9e2b
Added missing class to collapsible navbar that affected nested menus
Merge
Tweak approach for setting PIL's MAXBLOCK. Closes #695.
pep8 fix
use of staticfiles to get url to tinymce
Merge
Added Eduardo S. Klein to AUTHORS.
pep8 fix
Just added my Website to the gallery ;)
Merge
More consistent names and validation of new twitter settings.
Document new requirements for Twitter API.
Merge
Merge pull request #700 from jasonwooong/bb8f58ba9d51578d3ee171b37e8104c50ad3df39

Bootstrap Responsive dropdown menu fix
Added Jason Wong to AUTHORS.
Fix for Issue #691 - ACCOUNTS_APPROVAL_REQUIRED bypasses ACCOUNTS_VERIFICATION_REQUIRED
Removed hard coded numbers in translation strings and templates. Fixes #692
Provide better default for FILE_UPLOAD_PERMISSIONS.
Merge