BaseTools: Clean up source files

1. Do not use tab characters
2. No trailing white space in one line
3. All files must end with CRLF

Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Liming Gao <liming.gao@intel.com>
Cc: Yonghong Zhu <yonghong.zhu@intel.com>
Reviewed-by: Yonghong Zhu <yonghong.zhu@intel.com>

BaseTools/Source/C/PyUtility/PyUtility.c

@@ -1,9 +1,9 @@
 /** @file
 Python Utility
 
-Copyright (c) 2009 - 2014, Intel Corporation. All rights reserved.<BR>
-This program and the accompanying materials are licensed and made available 
-under the terms and conditions of the BSD License which accompanies this 
+Copyright (c) 2009 - 2018, Intel Corporation. All rights reserved.<BR>
+This program and the accompanying materials are licensed and made available
+under the terms and conditions of the BSD License which accompanies this
 distribution.  The full text of the license may be found at
 http://opensource.org/licenses/bsd-license.php
 
@@ -75,9 +75,9 @@ SaveFileToDisk (
     goto Done;
   }
 
-  // 
+  //
   // Flush buffer may slow down the whole build performance (average 10s slower)
-  // 
+  //
   //if (!FlushFileBuffers(FileHandle)) {
   //  PyErr_SetString(PyExc_Exception, "File flush failure");
   //  goto Done;