Accept project_domain_name as config option for keystone v3
Accept project_domain_name as config option for keystone v3

Also added a sleep beteen resync forever loops

Change-Id: If46aef47cde735b2ad2bf728aa5abc4e7ac1eb73
Closes-Bug: 1512223
Closes-Bug: 1502388

rombie/contrail-controller,rombie/contrail-controller,rombie/contrail-controller,nischalsheth/contrail-controller,sajuptpm/contrail-controller,sajuptpm/contrail-controller,tcpcloud/contrail-controller,codilime/contrail-controller,rombie/contrail-controller,eonpatapon/contrail-controller,tcpcloud/contrail-controller,codilime/contrail-controller,sajuptpm/contrail-controller,eonpatapon/contrail-controller,rombie/contrail-controller,rombie/contrail-controller,codilime/contrail-controller,codilime/contrail-controller,nischalsheth/contrail-controller,tcpcloud/contrail-controller,nischalsheth/contrail-controller,eonpatapon/contrail-controller,codilime/contrail-controller,tcpcloud/contrail-controller,tcpcloud/contrail-controller,sajuptpm/contrail-controller,nischalsheth/contrail-controller,eonpatapon/contrail-controller,nischalsheth/contrail-controller,sajuptpm/contrail-controller,nischalsheth/contrail-controller,eonpatapon/contrail-controller,eonpatapon/contrail-controller,nischalsheth/contrail-controller,codilime/contrail-controller,tcpcloud/contrail-controller,eonpatapon/contrail-controller,nischalsheth/contrail-controller,sajuptpm/contrail-controller,rombie/contrail-controller