Replace 'Ceilometer' by 'Telemetry' in the generated doc
Replace 'Ceilometer' by 'Telemetry' in the generated doc

Text strings from ceilometer/api/controllers/v2.py may appear in the
documentation generated for api.openstack.org, where the word 'Ceilometer' has
been removed.

Change-Id: I3a8e333212a33a4775a1cd75da8909b5b14f3230

MisterPup/Ceilometer-Juno-Extension,froyobin/ceilometer,isyippee/ceilometer,froyobin/ceilometer,isyippee/ceilometer,mathslinux/ceilometer,m1093782566/openstack_org_ceilometer,idegtiarov/ceilometer,pczerkas/aodh,Juniper/ceilometer,fabian4/ceilometer,openstack/ceilometer,openstack/aodh,r-mibu/ceilometer,redhat-openstack/ceilometer,chungg/aodh,redhat-openstack/ceilometer,NeCTAR-RC/ceilometer,m1093782566/openstack_org_ceilometer,ityaptin/ceilometer,idegtiarov/ceilometer,mathslinux/ceilometer,maestro-hybrid-cloud/ceilometer,luogangyi/Ceilometer-oVirt,cernops/ceilometer,r-mibu/ceilometer,cernops/ceilometer,Juniper/ceilometer,tanglei528/ceilometer,MisterPup/Ceilometer-Juno-Extension,luogangyi/Ceilometer-oVirt,pczerkas/aodh,NeCTAR-RC/ceilometer,tanglei528/ceilometer,chungg/aodh,pkilambi/ceilometer,fabian4/ceilometer,NeCTAR-RC/ceilometer,openstack/aodh,ityaptin/ceilometer,pkilambi/ceilometer,eayunstack/ceilometer,tanglei528/ceilometer,openstack/ceilometer,sileht/aodh,maestro-hybrid-cloud/ceilometer,sileht/aodh,eayunstack/ceilometer