docs: remove ia64 from kexec_and_kdump.txt

Signed-off-by: Olaf Hering <olaf@aepfle.de>
Acked-by: David Vrabel <david.vrabel@citrix.com>
unmodified_drivers: remove ia64 parts of the code

Signed-off-by: Olaf Hering <olaf@aepfle.de>
docs: remove ia64 from tmem-internals.html

Signed-off-by: Olaf Hering <olaf@aepfle.de>
stubdom: remove ia64 from stubdom

Signed-off-by: Olaf Hering <olaf@aepfle.de>
libxc: remove ia64 from xg_private.h

Signed-off-by: Olaf Hering <olaf@aepfle.de>
pygrub: remote ia64 from pygrub

Signed-off-by: Olaf Hering <olaf@aepfle.de>
xend: remove ia64 from xend sources

Signed-off-by: Olaf Hering <olaf@aepfle.de>