lxc: Prevent shutting down the host
lxc: Prevent shutting down the host

When the container has the same '/dev' mount as host (no chroot),
calling domainShutdown(WithFlags) shouldn't shutdown the host it is
running on.

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