Move GardeningServer out of BuildSlaveSupport

Tools/GardeningServer/scripts/svn-log_unittest.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 325 matching lines @@
             $.each(commitDataList, function(index, commitData) {
                 // Including the entire message makes the deepEqual below to unwieldy.
                 delete commitData.message;
             });
             deepEqual(commitDataList, kExampleCommitDataList);
         });
     });
 });
 
 })();