change particle update to support full script engine
Merge pull request #1455 from ZappoMan/more_scripting

change particle update to support full script engine
fix random UUID creation for injected audio
add downsampling so RAW audio for sound assumed to be 48Khz
fix reference to downloaded byte array samples
Merge pull request #1458 from birarda/master

fix random UUID creation for injector, assume RAW passed to sound is 48Khz