Add note about vmware-nsx to version-check
Add note about vmware-nsx to version-check

Change-Id: Ie136940c883b15a082e0f538a1c46134edbb10cc

rahulunair/kolla,stackforge/kolla,stackforge/kolla,rahulunair/kolla,openstack/kolla,stackforge/kolla,openstack/kolla