Those tests are flapping and redundant to some degree, as two
configurations are tested in NixOps as well. So, let's deactivate them
until the 1.0 release of nixpart, which has a more general approach for
automatically partitioning NixOS installations.
Signed-off-by: aszlig <aszlig@redmoonstudios.org>
It requires a writable /nix/store to store the build result. Also,
wait until we've reached multi-user.target before doing the build, and
do a sync at the end to ensure all data to $out is properly written.
http://hydra.nixos.org/build/6496716