[tx-robot] updated from transifex
Filters music collection by a user specified path

* improves performance (a lot fewer SQL requests)
* add setting at user page
* new API method: collection (not Shiva API)
several fixes for collection-path, add helpful text beside setting
Merge pull request #165 from owncloud/collection-path

Collection path
Use of durationEstimate - better duration display
add @leizh to AUTHORS
Angular 1.2.14
Playback performance improvement

* no use of angular bindings to update duration and position.
Seek in playerbar
fix sql syntax - there is a space missing
Merge pull request #168 from owncloud/fix-sql

fix sql syntax - there is a space missing
oc5fixes.js has to be added in app.php as well
Merge pull request #169 from owncloud/oc5-compat

oc5fixes.js has to be added in app.php as well
remove obsolete script from stable5 template
Priority on cover filenames
Fix code style and add cover names
fix findAlbumCover test
fix file action URL
fix unit test
fix comment and add missing businesslayer method