Fix for #1457 - don't show "current" progress bar when using youtube-dl in video download
Fix for display of server default language
Merge branch 'release-0.11' of github.com:learningequality/ka-lite into release-0.11
Merge branch 'release-0.11' of github.com:learningequality/ka-lite into new_admin

Conflicts:
	kalite/templates/base.html
	kalite/templates/control_panel/group_users_management.html
	kalite/templates/updates/update_videos.html
	kalite/updates/views.py
Update videos styling tweaks
Fix for #157, #361 - urlencode "next" get parameter, so querystring args on the "next" url are preserved.
Fix for #157, #361 - urlencode "next" get parameter, so querystring args on the "next" url are preserved.
Fix for #227 - call videoscan on an (async) api request, rather than in a (blocking) view
Merge pull request #1586 from bcipolli/1457

Fix for #1457 - don't show "current" progress bar when using youtube-dl in video download
Make video interface language aware (back-end commands don't yet obey...)
Make video interface language aware (back-end commands don't yet obey...)

Conflicts:
	kalite/templates/updates/update_videos.html
Fix for #227 - call videoscan on an (async) api request, rather than in a (blocking) view
Make back-end commands locale-aware
Make sure that current and default languages are *always* within the set of available languages.
Merge branch 'fix1497' of github.com:b3b/ka-lite into develop

Conflicts:
	kalite/templates/base.html
Fix for #1595 - migrate to learningequality.org domain
Semi-fix for #1593 - make sure all calls to clean_pyc clean fully.
Giving the site a bit more spacing / padding
Fixing wording issues for #1594
Fixing wording issues for #1594