Ensure spring is disabled while installing new project.
Ensure spring is disabled while installing new project.

Also removes the `--quiet` flag from the rails installer,
in order to see what's happening.

thomasjachmann/alchemy_cms,cygnus6/alchemy_cms,cygnus6/alchemy_cms,thomasjachmann/alchemy_cms,thomasjachmann/alchemy_cms,thomasjachmann/alchemy_cms,cygnus6/alchemy_cms,cygnus6/alchemy_cms