staging: unisys: remove remaining utility headers

remove uisqueue.h, uisthread.h, and uisutils.h
replace HOSTADDRESS with u64
remove "uisutils.h" from header list in visorchipset.c

Signed-off-by: David Kershner <david.kershner@unisys.com>
Signed-off-by: Benjamin Romer <benjamin.romer@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>