simple RNG, to eliminate the need for lfg.c/h.
-Remove lfg.c/h and md5.c/h as they are no longer needed and use the
more common form of my name in docs/COMMITTERS.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@20915 a1c6a512-1295-4272-9138-f99709370657