Merge pull request #43 from amikhile/master

adding search in files by filetype
Vurtial Lessons - all kinds of editing - bugfix
Merge remote-tracking branch 'refs/remotes/origin/master'
tree problems
Add events to all links; add events to player
"support" AdBlock
organize coffescripts much better
php: wsxml.php replacement
php: wsxml.php replacement
Do not offer "Edit" for virtual lesson
Remember last locale selection. Default route for unknown languages.
Bugfix: When combining Containers to VL, VL's film date should be equal to containers film_date, and not to creation date.
GA support
GA support
Update solr config backup files
Support editing File Types
adding ability to search with multiple media types