Cirrus for owncloud

Feb 23, 2016

- some performance optimizations and bug fixes
- pincode as dialog input
- added clear cache in the settings to remove all cached files (thumbnails)
- added share permissions
- new feature - the images no longer need to be downloaded to device to preview them.

If any unexpected crashes occur please do a clean install of this latest version, because there were many core changes with this update. Thank you.