updated LICENSE

Added a clause to the license that prohibits the removal of a copyright notice without adding a small header that credits us.

LICENSE.txt

@@ -1,5 +1,5 @@
-Unless otherwise specified through the '@author' tag or the javadoc
-at the top of the file or on a specific portion of the code the following license applies:
+Unless otherwise specified through the '@author' tag or comments at 
+the top of the file or on a specific portion of the code the following license applies:
 
 Copyright (c) 2014, DoubleDoorDevelopment
 All rights reserved.
@@ -13,6 +13,13 @@ modification, are permitted provided that the following conditions are met:
 * Redistributions in binary form must reproduce the above copyright notice,
   this list of conditions and the following disclaimer in the documentation
   and/or other materials provided with the distribution.
+
+* The header specified or the above copyright notice, this list of conditions
+  and the following disclaimer below must be displayed at the top of the source code
+  of any webpagerecieved while using any part of the service this software provides.
+
+  The header to be diplayed:
+  <!-- This page was generated by DoubleDoorDevelopment's D3Backend or a derivative thereof. -->
 
 * Neither the name of the project nor the names of its
   contributors may be used to endorse or promote products derived from