daemon: Change CWD to / before daemonizing
daemon: Change CWD to / before daemonizing

We were doing so for child processes but not for libvirtd itself.

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