Add documentation and module boilerplate

spec/classes/init_spec.rb

@@ -0,0 +1,7 @@
+require 'spec_helper'
+describe 'sabayon' do
+  context 'with default values for all parameters' do
+    it { should contain_class('sabayon') }
+    it { should contain_package('app-admin/enman') }
+  end
+end

spec/spec_helper.rb

@@ -0,0 +1 @@
+require 'puppetlabs_spec_helper/module_spec_helper'