Add autocompletion for metrics.
Add autocompletion for metrics.

justintung/prometheus,tattsun/prometheus,amorken/prometheus,dalanlan/prometheus,adamron1/prometheus,tomwilkie/prometheus,gottwald/prometheus,msiebuhr/prometheus,agaoglu/prometheus,GoogleCloudPlatform/prometheus,slok/prometheus,justintung/prometheus,fabric8io/prometheus,amorken/prometheus,gottwald/prometheus,tattsun/prometheus,agaoglu/prometheus,kzittritsch/prometheus,tattsun/prometheus,tomwilkie/prometheus,AlekSi/prometheus,gcnonato/prometheus,trigrass2/prometheus,gesellix/prometheus,kzittritsch/prometheus,ton31337/prometheus,smyrman/prometheus,q3k/prometheus,SaltedMan/prometheus-annotated,prometheus/prometheus,dsymonds/prometheus,flier/prometheus,Colstuwjx/prometheus,sudhi-vm/prometheus,Stackdriver/stackdriver-prometheus,keegancsmith/prometheus,fabric8io/prometheus,SaltedMan/prometheus-annotated,eliothedeman/prometheus,abhishekamralkar/prometheus,PrFalken/prometheus,JavierZunzunegui/prometheus,laushinka/prometheus,robbiet480/prometheus,tattsun/prometheus,dln/prometheus,wrouesnel/prometheus,hustbill/prometheus,Gouthamve/prometheus,GoogleCloudPlatform/prometheus,jimmidyson/prometheus,SaltedMan/prometheus-annotated,rajthilakmca/prometheus,gesellix/prometheus,PrFalken/prometheus,brancz/prometheus,bluecmd/prometheus,gesellix/prometheus,justintung/prometheus,bluecmd/prometheus,iksaif/prometheus,prometheus/prometheus,mrwacky42/prometheus,laushinka/prometheus,yanghongkjxy/prometheus,Conorbro/prometheus,Conorbro/prometheus,tomwilkie/prometheus,flier/prometheus,mrwacky42/prometheus,brancz/prometheus,gcnonato/prometheus,RobertKielty/prometheus,dln/prometheus,brancz/prometheus,thachmai/prometheus,hustbill/prometheus,Stackdriver/stackdriver-prometheus,alileza/prometheus,slok/prometheus,keegancsmith/prometheus,bluecmd/prometheus,slok/prometheus,mtanda/prometheus,ton31337/prometheus,SaltedMan/prometheus-annotated,dmilstein/prometheus,msiebuhr/prometheus,alileza/prometheus,prasincs/prometheus,wndhydrnt/prometheus,Gouthamve/prometheus,gesellix/prometheus,brian-brazil/prometheus,ton31337/prometheus,hustbill/prometheus,wndhydrnt/prometheus,datajet-io/prometheus,Colstuwjx/prometheus,brancz/prometheus,datajet-io/prometheus,sudhi-vm/prometheus,AlekSi/prometheus,cit-lab/prometheus,jmcfarlane/prometheus,Dieterbe/prometheus,mtanda/prometheus,GoogleCloudPlatform/prometheus,Dieterbe/prometheus,wrouesnel/prometheus,kangwoo/prometheus,adamron1/prometheus,dln/prometheus,JavierZunzunegui/prometheus,gcnonato/prometheus,mrwacky42/prometheus,thachmai/prometheus,Conorbro/prometheus,JavierZunzunegui/prometheus,dsymonds/prometheus,jbdalido/prometheus,tomwilkie/prometheus,fabxc/prometheus,laushinka/prometheus,Colstuwjx/prometheus,datajet-io/prometheus,yanghongkjxy/prometheus,thachmai/prometheus,iksaif/prometheus,Gouthamve/prometheus,RobertKielty/prometheus,wxdublin/prometheus,gcnonato/prometheus,GoogleCloudPlatform/prometheus,wxdublin/prometheus,alileza/prometheus,eliothedeman/prometheus,fabxc/prometheus,q3k/prometheus,fabxc/prometheus,dsymonds/prometheus,datajet-io/prometheus,brian-brazil/prometheus,abhishekamralkar/prometheus,kangwoo/prometheus,RobertKielty/prometheus,prasincs/prometheus,gottwald/prometheus,prasincs/prometheus,eliothedeman/prometheus,Colstuwjx/prometheus,Stackdriver/stackdriver-prometheus,sudhi-vm/prometheus,mtanda/prometheus,keegancsmith/prometheus,cit-lab/prometheus,nicr9/prometheus,kzittritsch/prometheus,adamron1/prometheus,AlekSi/prometheus,flier/prometheus,q3k/prometheus,Dieterbe/prometheus,kangwoo/prometheus,justintung/prometheus,adamron1/prometheus,wrouesnel/prometheus,prometheus/prometheus,thachmai/prometheus,dmilstein/prometheus,laushinka/prometheus,jbdalido/prometheus,Gouthamve/prometheus,trigrass2/prometheus,jimmidyson/prometheus,amorken/prometheus,msiebuhr/prometheus,bluecmd/prometheus,RobertKielty/prometheus,Conorbro/prometheus,keegancsmith/prometheus,fabxc/prometheus,amorken/prometheus,cit-lab/prometheus,prasincs/prometheus,wrouesnel/prometheus,jbdalido/prometheus,iksaif/prometheus,Stackdriver/stackdriver-prometheus,fabric8io/prometheus,jimmidyson/prometheus,robbiet480/prometheus,rajthilakmca/prometheus,prometheus/prometheus,dpatel06/prometheus,rajthilakmca/prometheus,trigrass2/prometheus,jbdalido/prometheus,mtanda/prometheus,dalanlan/prometheus,smyrman/prometheus,kangwoo/prometheus,yanghongkjxy/prometheus,trigrass2/prometheus,wndhydrnt/prometheus,dpatel06/prometheus,rajthilakmca/prometheus,JavierZunzunegui/prometheus,keegancsmith/prometheus,agaoglu/prometheus,eliothedeman/prometheus,AlekSi/prometheus,ton31337/prometheus,brian-brazil/prometheus,agaoglu/prometheus,sudhi-vm/prometheus,dsymonds/prometheus,dln/prometheus,dmilstein/prometheus,yanghongkjxy/prometheus,prometheus/prometheus,PrFalken/prometheus,abhishekamralkar/prometheus,dmilstein/prometheus,smyrman/prometheus,kzittritsch/prometheus,robbiet480/prometheus,abhishekamralkar/prometheus,alileza/prometheus,dpatel06/prometheus,wxdublin/prometheus,GoogleCloudPlatform/prometheus,smyrman/prometheus,nicr9/prometheus,cit-lab/prometheus,PrFalken/prometheus,slok/prometheus,jmcfarlane/prometheus,alileza/prometheus,iksaif/prometheus,hustbill/prometheus,robbiet480/prometheus,dalanlan/prometheus,q3k/prometheus,gottwald/prometheus,msiebuhr/prometheus,jmcfarlane/prometheus,jmcfarlane/prometheus,nicr9/prometheus,fabric8io/prometheus