add support for flv videos
add support for flv videos

Orodan/Hilary,ExC0d3/Hilary,jfederico/Hilary,timdegroote/Hilary,stuartf/Hilary,mrvisser/Hilary,ExC0d3/Hilary,simong/Hilary,stuartf/Hilary,jfederico/Hilary,mrvisser/Hilary,Orodan/Hilary,timdegroote/Hilary,nicolaasmatthijs/Hilary,nicolaasmatthijs/Hilary,simong/Hilary