Copyright 2014 Simon Richards

   This project is licensed under the Apache License, Version 2.0 (the "License");
   you may not use the source code in this repository except in compliance with the License.
   You may obtain a copy of the License at

       http://www.apache.org/licenses/LICENSE-2.0
       
   If this license is not suitable to your needs please contact the copyright holder
   to arrange something more appropriate.

   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.