MANTA-396 bump postgres version to 9.2.1
MANTA-396 bump postgres version to 9.2.1

josephglanville/manatee,GrimDerp/manatee,joyent/manatee,joyent/manatee,AmlingPalantir/manatee,josephglanville/manatee,GrimDerp/manatee,AmlingPalantir/manatee