Initial button maps for still unsuported targets (Sansa Fuze, Sansa Clip, Sansa m200, Creative ZV(M) and the Phillips HDD1630).
Low targets like archos are still short in memory to be suported.
Update the manual for the Sansa players.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@19988 a1c6a512-1295-4272-9138-f99709370657