Add sitemap functionality and better documentation

spec/controllers/pages_controller_spec.rb

@@ -2,10 +2,12 @@ require 'spec_helper'
 
 describe Cmtool::PagesController, type: :controller do
   routes { Cmtool::Engine.routes }
+
   describe 'GET index' do
     it "should render standard view when tree is available" do
       create_pages_tree
       expect{ get :index }.not_to raise_error
     end
   end
+
 end