remote: Improve error message when libvirtd isn't running
remote: Improve error message when libvirtd isn't running

While this could lead people in the wrong direction, people most commonly
hit this error when libvirtd isn't running, so let's mention a possible
fix.

rbu/libvirt,wiedi/libvirt,jeckersb/libvirt,danwent/libvirt-ovs,trainstack/libvirt,emaste/libvirt,bjzhang/libvirt,datto/libvirt,jardasgit/libvirt,wiedi/libvirt,emaste/libvirt,VenkatDatta/libvirt,bjzhang/libvirt,warewolf/libvirt,shugaoye/libvirt,jeckersb/libvirt,taget/libvirt,iam-TJ/libvirt,rmarwaha/libvirt1,leilihh/libvirt,kantai/libvirt-vfork,rmarwaha/libvirt,rbu/libvirt,rmarwaha/libvirt1,leilihh/libvirt,datto/libvirt,leilihh/libvirt,zhlcindy/libvirt-1.1.4-maintain,dumbbell/libvirt,iam-TJ/libvirt,fabianfreyer/libvirt,foomango/libvirt,taget/libvirt,andreabolognani/libvirt,iam-TJ/libvirt,leilihh/libvirt,jeckersb/libvirt,siboulet/libvirt-openvz,iam-TJ/libvirt,rmarwaha/libvirt1,datto/libvirt,nertpinx/libvirt,warewolf/libvirt,olafhering/libvirt,cbosdo/libvirt,zippy2/libvirt,warewolf/libvirt,andreabolognani/libvirt,siboulet/libvirt-openvz,rlaager/libvirt,jfehlig/libvirt,rbu/libvirt,bjzhang/libvirt,zippy2/libvirt,emaste/libvirt,usc-isi/libvirt,novel/fbsd-libvirt,rmarwaha/libvirt,foomango/libvirt,rlaager/libvirt,jfehlig/libvirt,jeckersb/libvirt,fabianfreyer/libvirt,rmarwaha/libvirt1,foomango/libvirt,danwent/libvirt-ovs,soulxu/libvirt-xuhj,elmarco/libvirt,wiedi/libvirt,elmarco/libvirt,jfehlig/libvirt,siboulet/libvirt-openvz,olafhering/libvirt,usc-isi/libvirt,cbosdo/libvirt,novel/fbsd-libvirt,danwent/libvirt-ovs,jeckersb/libvirt,nertpinx/libvirt,rlaager/libvirt,sshah-solarflare/Libvirt-PCI-passthrough-,warewolf/libvirt,libvirt/libvirt,rmarwaha/libvirt,nertpinx/libvirt,sshah-solarflare/Libvirt-PCI-passthrough-,dumbbell/libvirt,usc-isi/libvirt,eskultety/libvirt,sshah-solarflare/Libvirt-PCI-passthrough-,cbosdo/libvirt,shugaoye/libvirt,sshah-solarflare/Libvirt-PCI-passthrough-,fabianfreyer/libvirt,taget/libvirt,soulxu/libvirt-xuhj,emaste/libvirt,kantai/libvirt-vfork,trainstack/libvirt,crobinso/libvirt,amery/libvirt-vserver,foomango/libvirt,leilihh/libvirt,nertpinx/libvirt,siboulet/libvirt-openvz,zhlcindy/libvirt-1.1.4-maintain,olafhering/libvirt,novel/fbsd-libvirt,iam-TJ/libvirt,rmarwaha/libvirt1,trainstack/libvirt,elmarco/libvirt,zhlcindy/libvirt-1.1.4-maintain,rbu/libvirt,novel/fbsd-libvirt,rmarwaha/libvirt,shugaoye/libvirt,amery/libvirt-vserver,warewolf/libvirt,fabianfreyer/libvirt,dumbbell/libvirt,wiedi/libvirt,rlaager/libvirt,eskultety/libvirt,zhlcindy/libvirt-1.1.4-maintain,VenkatDatta/libvirt,wiedi/libvirt,warewolf/libvirt,jeckersb/libvirt,trainstack/libvirt,VenkatDatta/libvirt,fabianfreyer/libvirt,bjzhang/libvirt,trainstack/libvirt,usc-isi/libvirt,jeckersb/libvirt,rmarwaha/libvirt1,iam-TJ/libvirt,eskultety/libvirt,libvirt/libvirt,sshah-solarflare/Libvirt-PCI-passthrough-,dumbbell/libvirt,danwent/libvirt-ovs,VenkatDatta/libvirt,taget/libvirt,novel/fbsd-libvirt,agx/libvirt,leilihh/libvirt,zippy2/libvirt,crobinso/libvirt,shugaoye/libvirt,zhlcindy/libvirt-1.1.4-maintain,andreabolognani/libvirt,cbosdo/libvirt,soulxu/libvirt-xuhj,dumbbell/libvirt,agx/libvirt,trainstack/libvirt,jardasgit/libvirt,wiedi/libvirt,crobinso/libvirt,dumbbell/libvirt,kantai/libvirt-vfork,VenkatDatta/libvirt,soulxu/libvirt-xuhj,amery/libvirt-vserver,kantai/libvirt-vfork,andreabolognani/libvirt,libvirt/libvirt,wiedi/libvirt,soulxu/libvirt-xuhj,cbosdo/libvirt,jardasgit/libvirt,novel/fbsd-libvirt,taget/libvirt,rmarwaha/libvirt,novel/fbsd-libvirt,jardasgit/libvirt,rbu/libvirt,agx/libvirt,datto/libvirt,rlaager/libvirt,emaste/libvirt,warewolf/libvirt,andreabolognani/libvirt,emaste/libvirt,novel/fbsd-libvirt,danwent/libvirt-ovs,elmarco/libvirt,amery/libvirt-vserver,agx/libvirt,shugaoye/libvirt,siboulet/libvirt-openvz,foomango/libvirt,datto/libvirt,elmarco/libvirt,jardasgit/libvirt,iam-TJ/libvirt,amery/libvirt-vserver,crobinso/libvirt,novel/fbsd-libvirt,usc-isi/libvirt,eskultety/libvirt,libvirt/libvirt,rmarwaha/libvirt,emaste/libvirt,nertpinx/libvirt,jfehlig/libvirt,eskultety/libvirt,olafhering/libvirt,zippy2/libvirt,agx/libvirt,trainstack/libvirt,bjzhang/libvirt,kantai/libvirt-vfork