Move GardeningServer out of BuildSlaveSupport

Tools/GardeningServer/scripts/controllers_unittests.js

 /*
  * Copyright (C) 2011 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 86 matching lines @@
                         '</li>' +
                     '</ul>' +
                 '</div>' +
                 '<ul class="causes"></ul>' +
             '</div>' +
         '</li>' +
     '</div>')
 });
 
 })();