Revision 77

Mods to device stuff. Rename passes to phases so that people can
figure out what happens in what order. General cleanup. Kill device_t.

Signed-off-by: Ronald G. Minnich <rminnich@gmail.com>
Acked-by: Ronald G. Minnich <rminnich@gmail.com>
Acked-by: Stefan Reinauer <stepan@coresystems.de>