gbs cleanup patch

[Charles Wilson]

Igor Pechtchanski wrote:

> - you changed the "cd $dir && find ." to "find $dir" in some places, which
>   I'd be more comfortable changing as a separate step, if at all

Oooh, I missed that one.

cd $dir && find . --->  bar.c  baz.h
find $dir         --->  $dir/bar.c  $dir/baz.h

Not good unless the results are then filtered to remove the path 
component, or you're sure that the extra path info doesn't affect behavior.

-- 
Chuck