NEW (mostly) Rustbot sounds

r-chat1-6	Idle chit-chat for botties.

r-chat1.wav
r-chat2.wav
r-chat3.wav
r-chat4.wav
r-chat5.wav
r-chat6.wav

r-rant1-4	I had originally envisaged badly
		damaged rustbots wandering around
		raving like lunatics. These were
		the sounds.

r-rant1.wav
r-rant2.wav
r-rant3.wav
r-rant4.wav
