Changing galera snapshot transfer method to xtrabackup.
setting mysql grants for useres only in he fitst openstack node as the other nodes gets the information isutomatically when clustered.
making sure that keystone is up before creating tenants, users, roles in the contrail-ha-keystone-setup.sh
Change-Id: I5c679644c632e63bfd819b39b45a28edf26600e4
Merge "Changing galera snapshot transfer method to xtrabackup. setting mysql grants for useres only in he fitst openstack node as the other nodes gets the information isutomatically when clustered. making sure that keystone is up before creating tenants, users, roles in the contrail-ha-keystone-setup.sh Change-Id: I5c679644c632e63bfd819b39b45a28edf26600e4" into R1.10