Update license.txt

Author: srcolley

license.txt

@@ -30,7 +30,7 @@ is licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License. 
 You may obtain a copy of the License at
 
-[http://www.apache.org/licenses/LICENSE-2.0](http://www.apache.org/licenses/LICENSE-2.0)
+http://www.apache.org/licenses/LICENSE-2.0
 
 Unless required by applicable law or agreed to in writing, software
 distributed under the License is distributed on an "AS IS" BASIS,