modify installation test case part sn installation on ppc64 for redhat
Merge branch 'master' of ssh://git.code.sf.net/p/xcat/xcat-core
Merge branch 'master' of ssh://git.code.sf.net/p/xcat/xcat-core
Merge branch 'master' of ssh://git.code.sf.net/p/xcat/xcat-core
Merge branch 'master' of ssh://git.code.sf.net/p/xcat/xcat-core
Merge branch 'master' of ssh://git.code.sf.net/p/xcat/xcat-core
Merge branch 'master' of ssh://git.code.sf.net/p/xcat/xcat-core
Merge branch 'master' of ssh://git.code.sf.net/p/xcat/xcat-core
Merge branch 'master' of ssh://git.code.sf.net/p/xcat/xcat-core
Merge branch 'master' of ssh://git.code.sf.net/p/xcat/xcat-core
Merge branch 'master' of ssh://git.code.sf.net/p/xcat/xcat-core
Merge branch 'master' of ssh://git.code.sf.net/p/xcat/xcat-core
add autotest testcase
add autotest testcase
add autotest testcase