printing/nt_printing.c: (From JF) use the driver name - already given to us.

printing/nt_printing.c: (From JF) use the driver name - already given to us.
printing/printing.c: priority needs to be 1 not zero (found by checked build).
rpc_server/srv_spoolss_nt.c: Log invalid handle access, also print out if this is a different
							pid handle. This will help track down client access after a connection
							is closed.
Jeremy.
(This used to be commit 4ff949228c40b6abb2008df8db985562ac2895d2)