prepare to support resuming playback for discs
Merge pull request #63 from sl1pkn07/master

Update Spanish translation
fix for empty default encoding
update mpv
* New: playback resuming for DVD/Blu-rays
* Fix: device list in 'Open DVD/Blu-ray' dialog for Linux
update translations
update mpv
update changes
update mpv & more informative texts for history view
update translations
* Fix: make buttons in dialogs translatable
update mpv
update changes
Update Spanish translation