yaboot is deprecated on newer power distributions

Signed-off-by: Dinar Valeev <dvaleev@suse.com>
drop ppc64 profile for sle12

Starting openSUSE 13.1 we have no longer kernel-ppc64 available
anymore

Signed-off-by: Dinar Valeev <dvaleev@suse.com>
SLED is x86 only

Signed-off-by: Dinar Valeev <dvaleev@suse.com>
Fix ofw firmware type
Merge pull request #384 from k0da/master

A series of PowerPC fixes