Allow setting migration max downtime any time
Allow setting migration max downtime any time

This removes the artificial and unnecessary restriction that
virDomainSetMaxDowntime() only be called while a migration is in
progress.

https://bugzilla.redhat.com/show_bug.cgi?id=1146618

Signed-off-by: Jiri Denemark <62bdf77dc47919a4d59a91822129d14633cfca81@redhat.com>

crobinso/libvirt,zippy2/libvirt,datto/libvirt,VenkatDatta/libvirt,olafhering/libvirt,jardasgit/libvirt,jardasgit/libvirt,nertpinx/libvirt,crobinso/libvirt,fabianfreyer/libvirt,shugaoye/libvirt,taget/libvirt,datto/libvirt,agx/libvirt,jfehlig/libvirt,eskultety/libvirt,nertpinx/libvirt,taget/libvirt,zippy2/libvirt,agx/libvirt,elmarco/libvirt,rlaager/libvirt,elmarco/libvirt,eskultety/libvirt,eskultety/libvirt,VenkatDatta/libvirt,shugaoye/libvirt,agx/libvirt,jfehlig/libvirt,shugaoye/libvirt,VenkatDatta/libvirt,fabianfreyer/libvirt,elmarco/libvirt,olafhering/libvirt,fabianfreyer/libvirt,jfehlig/libvirt,fabianfreyer/libvirt,jardasgit/libvirt,nertpinx/libvirt,olafhering/libvirt,zippy2/libvirt,rlaager/libvirt,taget/libvirt,elmarco/libvirt,shugaoye/libvirt,jfehlig/libvirt,jardasgit/libvirt,crobinso/libvirt,datto/libvirt,elmarco/libvirt,fabianfreyer/libvirt,shugaoye/libvirt,datto/libvirt,nertpinx/libvirt,libvirt/libvirt,agx/libvirt,andreabolognani/libvirt,andreabolognani/libvirt,andreabolognani/libvirt,andreabolognani/libvirt,libvirt/libvirt,andreabolognani/libvirt,nertpinx/libvirt,VenkatDatta/libvirt,VenkatDatta/libvirt,rlaager/libvirt,crobinso/libvirt,eskultety/libvirt,agx/libvirt,libvirt/libvirt,libvirt/libvirt,datto/libvirt,jardasgit/libvirt,rlaager/libvirt,taget/libvirt,zippy2/libvirt,olafhering/libvirt,eskultety/libvirt,taget/libvirt,rlaager/libvirt