support genesis on ppc64, compile on Fedora 20 ppc64
remove lowpower option for rpower from Usage
support xcat genesis on ppc64: check if the dmidecode exists before run dmidecode
Merge branch 'master' of ssh://git.code.sf.net/p/xcat/xcat-core
add template and pkglist of kvm.rhel7
Merge branch 'master' of ssh://git.code.sf.net/p/xcat/xcat-core