2.25.91:
* Document internal API for plugin writers
* Fix a few focus problems
* Accept human-friendly inputs in the "Skip To" dialogue
* Add a huge number of languages to the subtitle downloader plugin
* Make looping smoother when only one file is being played in repeat
* Make the gallery creation progress window work as expected
* Fix a possible crasher when getting metadata in the xine-lib backend
* Many build fixes
* Make Totem more robust when Python fails to initialise