Fold get_lang_bestname into get_language_name, use it from templatetag.
Clean up updates code.
Clean up i18n code.
Fix for #1782: select default language when user's default_language is None.
 Modified Delete Button , Improved Tests
 Updated Tests , Seperated Delete language function of api_views
 Moved delete function to init file
Merge pull request #1770 from anuragkanungo/delete-lang-tests

Modified Delete Button , Improved Tests
Merge pull request #1781 from bcipolli/1743

Fix for #1743: Clean up use of native_name
Remove unused or extraneous actions from control_panel.
Remove selection and action features from coach section.
Remove remove button from student section.
Show all appropriate groups for moving on individual group pages.
Shortening code based on review.
Merge pull request #1783 from bcipolli/1782

Fix for #1782: select default language properly in facility_user template
Pass None from client to server in move group call for Ungrouping users.
Merge pull request #1791 from rtibbles/control_panel_tweaks

Remove unused or extraneous actions from control_panel
Fixing up missing/extra broken updates import.
Adding Travis CI setup file.
Fixing up settings to have proper namespaces and to include "testing" module.
Working around import issue of collections on python2.6.
Use Django's unittest to enable @unittest.skipIf on python2.6.
Adding Travis CI setup file.