add otherpkgs.pkglist file for rh5 + system x
add Requires: xCAT-genesis-scripts-ppc64 in xCAT.spec for ppc64 arch
Merge branch 'master' of ssh://git.code.sf.net/p/xcat/xcat-core
build xCAT-genesis-scripts for ppc64
update xcatconfig to call mknb ppc64 on power