Add missing collector options to the documentation
Add missing collector options to the documentation

Change-Id: I4e1a70b8e5f458d4e1b4d1fce81d3046dde69c70
Partial-Bug: 1380533

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