experimental channels for gamejs.mixer.
experimental channels for gamejs.mixer.

every audio element is loaded NUM_CHANNELS. when play() is requested,
the first free channel is started. stop() stops all channels.
jrburga/jsvgdl,GameJs/gamejs,jrburga/jsvgdl,jrburga/jsvgdl,jrburga/jsvgdl,GameJs/gamejs,GameJs/gamejs