Sound Waves

Sound Waves is an extension in PenguinMod.
==Blocks==
*play () note () for () seconds with ID ()
*play () note () continuously with ID ()
*stop note with ID ()
*stop all notes
*set volume of note with ID () to ()%
*volume of note with ID ()
*set volume for all IDs to ()%
*set pitch of note with ID () to ()
*pitch of note with ID ()
*set pitch for all notes to ()
*is ID () playing?
*pressed key to note
*pressed key duration