added xy-VSFilter as NuGet and load the filter when AddSourceFilter is called in the VideoPlayer
- enables display of subtitles embedded in the video file without the need for any installed additional auto-loading subtitle filters

Conflicts:
	MediaPortal/Source/UI/Players/VideoPlayer/VideoPlayers.csproj
	MediaPortal/Source/UI/Players/VideoPlayer/packages.config
Use actual workflow state for checking availability of action
Added "P" as shortcuts for "Add to playlist" action
Added MediaItem action to invoke "Add all to playlist" from MediaItem's context menu
Added ML import after recording finished
Fixed channel index in zap OSD
Fixed missing last channel in MultiGuide
Fixed restoring of last channel group
Added "Selected" style for menu buttons (i.e. current chapter/selected subtitle etc.)
Calculate sizes to integer, otherwise later calculation of number of visible items might return one too less
Extended Media plugin with "Latest media" screen
Added flexible nested ItemsList to allow easy extension later
Added ListView for presenting all groups of lists
Using UniformGrid for items, added icon
Check if any child ScrollViewers can handle key press before checking parent

Signed-off-by: morpheusxx <morpheus_xx@team-mediaportal.com>
Fixed division by zero
Using localized labels
New plugin for Apollo One skin project
Copy of default skin root files to have 1920x1080 resolution
Added basic styles
Added images
Added background and content area shadow
Moved player controls to bottom