Make keystonrc file compatible with keystone v3 API
Make keystonrc file compatible with keystone v3 API

Create different keystonerc files depending on the
API version since they need different environment variables.

Change-Id: Ibd95a146edbcf596c59d41e42dda512069d7aceb

mahak/packstack,mahak/packstack,openstack/packstack,stackforge/packstack,openstack/packstack,imcsk8/packstack,openstack/packstack,imcsk8/packstack,xbezdick/packstack,fr34k8/packstack,imcsk8/packstack,stackforge/packstack,fr34k8/packstack,stackforge/packstack,fr34k8/packstack,xbezdick/packstack,mahak/packstack,xbezdick/packstack