Add comments, clean up white space, etc.
authorKeith Packard <keithp@keithp.com>
Tue, 14 Apr 2009 17:02:19 +0000 (10:02 -0700)
committerKeith Packard <keithp@keithp.com>
Tue, 14 Apr 2009 17:02:19 +0000 (10:02 -0700)
Various clean ups now that the basic code appears to work.

Signed-off-by: Keith Packard <keithp@keithp.com>

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