Major changes in 2.19.6 are:
* Fixes to UI manager usage
* Better string ellipsation
* Consistent focus behaviour for toolbar buttons
* Support for XMP image metadata
* Improved keyboard handling in connect to server dialog
* I18n fixes and string clarifications
* Add more tooltips and use new gtk+ tootips API
* Better handling of unreadable directories during search
* Fix various crashes
* Translation updates