[ceilometer] replaced meters by projects URI, check is faster
[ceilometer] replaced meters by projects URI, check is faster

magic0704/monitoring-for-openstack,stackforge/monitoring-for-openstack,tcpcloud/monitoring-for-openstack,padthaitofuhot/monitoring-for-openstack,padthaitofuhot/monitoring-for-openstack,tcpcloud/monitoring-for-openstack,stackforge/monitoring-for-openstack,magic0704/monitoring-for-openstack,openstack/monitoring-for-openstack,openstack/monitoring-for-openstack