MCOP-245 Add pl:packaging

Add the necessary boilerplate to build packages with the current Puppet Labs
build infrastructure.  Based on the packaging of mcollective-sysctl-data

ext/build_defaults.yaml

@@ -0,0 +1,21 @@
+---
+packaging_url: 'git://github.com/puppetlabs/packaging.git --branch=master'
+packaging_repo: 'packaging'
+pbuild_conf: '/etc/pbuilderrc'
+default_cow: 'base-squeeze-i386.cow'
+cows: 'base-lucid-i386.cow base-precise-i386.cow base-squeeze-i386.cow base-stable-i386.cow base-testing-i386.cow base-trusty-i386.cow base-wheezy-i386.cow base-saucy-i386.cow'
+packager: 'puppetlabs'
+gpg_name: 'info@puppetlabs.com'
+gpg_key: '4BD6EC30'
+sign_tar: FALSE
+# a space separated list of mock configs
+final_mocks: 'pl-el-5-i386 pl-el-6-i386 pl-el-7-x86_64 pl-fedora-19-i386 pl-fedora-20-i386'
+yum_host: 'yum.puppetlabs.com'
+yum_repo_path: '/opt/repository/yum/'
+build_gem: FALSE
+build_dmg: FALSE
+build_doc: FALSE
+build_ips: FALSE
+apt_host: 'apt.puppetlabs.com'
+apt_repo_url: 'http://apt.puppetlabs.com'
+apt_repo_path: '/opt/repository/incoming'