trackCount renamed to count
VlcVideo: subtitle removed as doublicate of VlcSubtitle
VlcVideo: make toggleTeletext() accessible from qml
VlcVideo: fullscreen related members removed
cosmetics
VlcSubtitle: make description(i) accessable from qml
cosmetics
VlcAudio: make toggleMute() and description( idx ) accessible from QML
VlcInput: make position/time/rate properties writable
cosmetics
VlcLogo: make enable()/disable()/file()/ accessible from QML
cosmetics
cosmetics
VlcPlaylist: make currentItem property writable
VlcPlaylist: mode property added