Added 3rdparty folder as a git submodule
Merge pull request #2322 from PHLAK/master

Added 3rdparty folder as a git submodule
Restores keyboard accessibility for expandable settings area.

Tabindex="0" makes the element focussable with the keyboard and
role="link" tells assistive technologies that this clickable span
element is supposed to be presented as a hyperlink.
Add error handling to the file cache upgrade
Merge pull request #2383 from owncloud/error-handling-upgrade

Add error handling to the file cache upgrade
Merge pull request #2380 from henningoschwald/76bb5221c7a1b71f0d617c55e844c51e889a2c70

Fixes keyboard accessibility of expandable settings
[tx-robot] updated from transifex
[tx-robot] updated from transifex
Close sessions when doing background jobs
Merge pull request #2387 from owncloud/cron-session-close

Close sessions when doing background jobs