Fix trailing whitespace in scripts and misc. files

Tools/Scripts/validate-committer-lists

Index: Tools/Scripts/validate-committer-lists
diff --git a/Tools/Scripts/validate-committer-lists b/Tools/Scripts/validate-committer-lists
index 96763d43086dcdfcede216cd8249cbb758c57517..8da4474105e529c68c212fbf2050a8175e45f96c 100755
--- a/Tools/Scripts/validate-committer-lists
+++ b/Tools/Scripts/validate-committer-lists
@@ -5,7 +5,7 @@
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are
 # met:
-# 
+#
 #     * Redistributions of source code must retain the above copyright
 # notice, this list of conditions and the following disclaimer.
 #     * Redistributions in binary form must reproduce the above
@@ -15,7 +15,7 @@
 #     * Neither the name of Google Inc. nor the names of its
 # contributors may be used to endorse or promote products derived from
 # this software without specific prior written permission.
-# 
+#
 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
@@ -267,7 +267,7 @@ def main():
 
     committer_list = CommitterList()
     CommitterListFromMailingList().check_for_emails_missing_from_list(committer_list)
- 
+
     if not Git.in_working_directory("."):
         print """\n\nWARNING: validate-committer-lists requires a git checkout.
 The following checks are disabled: