Added capabilities test
Added capabilities test

jonboulle/fleet,dongsupark/fleet,coreos/fleet,dongsupark/fleet,jonboulle/fleet,dalbani/fleet,coreos/fleet,coreos/fleet,giantswarm/fleet,dalbani/fleet,endocode/fleet,giantswarm/fleet,dongsupark/fleet,endocode/fleet,dalbani/fleet,giantswarm/fleet,endocode/fleet,jonboulle/fleet