These sounds were obtained from

	<http://freesound.iua.upf.edu/samplesViewSingle.php?id=47251>
	<http://freesound.iua.upf.edu/samplesViewSingle.php?id=47252>

via forum thread
<http://www.doomworld.com/vb/freedoom/42119-freedoom-0-6-rc2-was-rc1/>.

The freedoom license was adapted for them, as per this message by the author,
"muffins.exe":

	I am the original author of these sounds and I release them under the
	Modified BSD license.

	What? :)

original URL: 
<http://www.doomworld.com/vb/post/704866>

Downsampled to 11025Hz by Jon Dowland.
