Fix for https://bugs.launchpad.net/juniperopenstack/r1.1/+bug/1366599
in R1.10.
	Moved python-neutronclient to mainline version which has
	python-pbr dependency, pacakge is already in cache for mainline.
	Modified spec file to reflect supported pacakges.
	fixed issue on centos64 and centos65

Change-Id: Ia291f33c7529289208199283960e19225cf2516d