Add kolla-ansible upgrade command
Add kolla-ansible upgrade command

Change-Id: I432802fed979c9e42fb51703ce830f0fd8debc1e
Partially-Implements: blueprint upgrade-kolla

toby82/kolla,openstack/kolla,mandre/kolla,stackforge/kolla,negronjl/kolla,dardelean/kolla-ansible,mandre/kolla,mrangana/kolla,toby82/kolla,GalenMa/kolla,intel-onp/kolla,nihilifer/kolla,rahulunair/kolla,mandre/kolla,limamauricio/mykolla,toby82/kolla,tonyli71/kolla,tonyli71/kolla,negronjl/kolla,nihilifer/kolla,openstack/kolla,coolsvap/kolla,intel-onp/kolla,coolsvap/kolla,stackforge/kolla,limamauricio/mykolla,coolsvap/kolla,limamauricio/mykolla,dardelean/kolla-ansible,rahulunair/kolla,stackforge/kolla,mrangana/kolla,negronjl/kolla,GalenMa/kolla,dardelean/kolla-ansible