hook: log the exit status of the hook not 256
hook: log the exit status of the hook not 256

Adjust the docs accordingly. See http://bugs.debian.org/701570.

shugaoye/libvirt,olafhering/libvirt,elmarco/libvirt,agx/libvirt,eskultety/libvirt,jardasgit/libvirt,rlaager/libvirt,VenkatDatta/libvirt,rlaager/libvirt,andreabolognani/libvirt,jardasgit/libvirt,nertpinx/libvirt,fabianfreyer/libvirt,cbosdo/libvirt,agx/libvirt,olafhering/libvirt,elmarco/libvirt,andreabolognani/libvirt,datto/libvirt,jardasgit/libvirt,crobinso/libvirt,jardasgit/libvirt,zippy2/libvirt,jfehlig/libvirt,cbosdo/libvirt,fabianfreyer/libvirt,rlaager/libvirt,nertpinx/libvirt,agx/libvirt,zhlcindy/libvirt-1.1.4-maintain,jfehlig/libvirt,VenkatDatta/libvirt,siboulet/libvirt-openvz,olafhering/libvirt,olafhering/libvirt,cbosdo/libvirt,eskultety/libvirt,libvirt/libvirt,datto/libvirt,VenkatDatta/libvirt,taget/libvirt,elmarco/libvirt,zhlcindy/libvirt-1.1.4-maintain,crobinso/libvirt,datto/libvirt,fabianfreyer/libvirt,taget/libvirt,zhlcindy/libvirt-1.1.4-maintain,nertpinx/libvirt,zippy2/libvirt,eskultety/libvirt,crobinso/libvirt,shugaoye/libvirt,crobinso/libvirt,siboulet/libvirt-openvz,shugaoye/libvirt,zippy2/libvirt,elmarco/libvirt,VenkatDatta/libvirt,cbosdo/libvirt,shugaoye/libvirt,siboulet/libvirt-openvz,andreabolognani/libvirt,VenkatDatta/libvirt,fabianfreyer/libvirt,siboulet/libvirt-openvz,elmarco/libvirt,taget/libvirt,andreabolognani/libvirt,nertpinx/libvirt,eskultety/libvirt,jardasgit/libvirt,agx/libvirt,taget/libvirt,fabianfreyer/libvirt,andreabolognani/libvirt,shugaoye/libvirt,zippy2/libvirt,libvirt/libvirt,rlaager/libvirt,libvirt/libvirt,eskultety/libvirt,datto/libvirt,nertpinx/libvirt,zhlcindy/libvirt-1.1.4-maintain,jfehlig/libvirt,libvirt/libvirt,cbosdo/libvirt,datto/libvirt,siboulet/libvirt-openvz,zhlcindy/libvirt-1.1.4-maintain,taget/libvirt,jfehlig/libvirt,agx/libvirt,rlaager/libvirt