Added puppetlabs-firewall (required by puppetlabs-postgresql), updated the other modules.

modules/firewall/LICENSE

@@ -0,0 +1,25 @@
+Puppet Firewall Module - Puppet module for managing Firewalls
+
+Copyright (C) 2011-2013 Puppet Labs, Inc.
+Copyright (C) 2011 Jonathan Boyett
+Copyright (C) 2011 Media Temple, Inc.
+
+Some of the iptables code was taken from puppet-iptables which was:
+
+Copyright (C) 2011 Bob.sh Limited
+Copyright (C) 2008 Camptocamp Association
+Copyright (C) 2007 Dmitri Priimak
+
+Puppet Labs can be contacted at: info@puppetlabs.com
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.