- Languages now as singleton
- Added Languages.GetLanguagePairs
- Removed GetLanguages from TvServerRemote
Merge remote-tracking branch 'remotes/origin/master' into EXP-4067-Cleanup_usage_of_TvLibrary.Epg.Languages
Fix Languages.cs to public.
Merge remote-tracking branch 'remotes/origin/master' into EXP-4067-Cleanup_usage_of_TvLibrary.Epg.Languages

Conflicts:
	mediaportal/Configuration/Sections/TVClient.cs
	mediaportal/Configuration/TvServerRemote.cs
Rearranged code to use g_Player.ShowFullScreenWindowVideoDefault() for basic functionality

Timeline markers for Comskip and multi-chapter Videos
- compatible for skins not using timeline
- sample skin changes for DefaultWide
Merge remote-tracking branch 'remotes/origin/EXP-4067-Cleanup_usage_of_TvLibrary.Epg.Languages'
Merge remote-tracking branch 'remotes/origin/FEAT-4277-TvSetup_Import_Export'
Merge remote-tracking branch 'remotes/origin/FEAT-4305-Comskip_Timeline_for_Video'
Merge remote-tracking branch 'remotes/upstream/master' into 1.3Final_ADDON3_TV_Music

Conflicts:
	mediaportal/WindowPlugins/GUIVideoFiles/GUIVideoFiles.cs