fleetctl: check for global units in ssh command
fleetctl: check for global units in ssh command

wuqixuan/fleet,giantswarm/fleet,endocode/fleet,dongsupark/fleet,mischief/fleet,improbable-io/fleet,flandr/fleet,thepwagner/fleet,dalbani/fleet,coreos/fleet,dongsupark/fleet,hhoover/fleet,improbable-io/fleet,paveltiunov/fleet,mischief/fleet,improbable-io/fleet,dongsupark/fleet,mwhooker/fleet,bcwaldon/fleet,coreos/fleet,endocode/fleet,mwitkow/fleet,mwitkow-io/fleet,esatterwhite/fleet,jonboulle/fleet,giantswarm/fleet,wuqixuan/fleet,flandr/fleet,mookjp/fleet,mwitkow-io/fleet,giantswarm/fleet,esatterwhite/fleet,octoblu/fleet,jonboulle/fleet,ecnahc515/fleet,dalbani/fleet,paveltiunov/fleet,WPMedia/fleet,webwlsong/fleet,bcwaldon/fleet,bcwaldon/fleet,mwitkow/fleet,WPMedia/fleet,ecnahc515/fleet,endocode/fleet,thepwagner/fleet,webwlsong/fleet,ecnahc515/fleet,bviswana101/fleet,jonboulle/fleet,mookjp/fleet,hhoover/fleet,bviswana101/fleet,coreos/fleet,dalbani/fleet,octoblu/fleet,mwhooker/fleet