Added lint tasks to rake
Disable autoloader warning
Added Nokogiri and other gems required for testing
Updated gitignore
Removed beaker 1.3.1 restriction
Added Puppet Enterprise master install of registry module

 - Previous code was doing a git pull from the registry modules master
   branch on GitHub.  We now ensure the module comes from a stable Forge
   version instead, that is installed on the PE master.
add a reusable config for PE testing config
Updated default configs and plugin sync