Add various events and performance optimisations to WebKitBufferPlayer
Add various events and performance optimisations to WebKitBufferPlayer

oampo/Audiolet,Kosar79/Audiolet,bobby-brennan/Audiolet,kn0ll/Audiolet,Kosar79/Audiolet,mcanthony/Audiolet,Kosar79/Audiolet,kn0ll/Audiolet,bobby-brennan/Audiolet,mcanthony/Audiolet,oampo/Audiolet