Update postgres to 9.2.9 to pick up security patches
Update postgres to 9.2.9 to pick up security patches

But for now do so w/o pulling in a newer omnibus-software, b/c
there are lots of changes there that are outside the current scope.

chef/omnibus-chef-server,chef/omnibus-chef-server,chef/omnibus-chef-server,chef/omnibus-chef-server