diff --git a/rhodecode/controllers/changelog.py b/rhodecode/controllers/changelog.py
--- a/rhodecode/controllers/changelog.py
+++ b/rhodecode/controllers/changelog.py
@@ -7,19 +7,19 @@
 
     :created_on: Apr 21, 2010
     :author: marcink
-    :copyright: (C) 2009-2011 Marcin Kuzminski <marcin@python-works.com>    
+    :copyright: (C) 2009-2011 Marcin Kuzminski <marcin@python-works.com>
     :license: GPLv3, see COPYING for more details.
 """
 # This program is free software; you can redistribute it and/or
 # modify it under the terms of the GNU General Public License
 # as published by the Free Software Foundation; version 2
 # of the License or (at your opinion) any later version of the license.
-# 
+#
 # This program is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU General Public License for more details.
-# 
+#
 # You should have received a copy of the GNU General Public License
 # along with this program; if not, write to the Free Software
 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
@@ -80,7 +80,7 @@ class ChangelogController(BaseRepoContro
     def _graph(self, repo, repo_size, size, p):
         """
         Generates a DAG graph for mercurial
-        
+
         :param repo: repo instance
         :param size: number of commits to show
         :param p: page number
@@ -103,4 +103,3 @@ class ChangelogController(BaseRepoContro
             data.append(('', vtx, edges))
 
         c.jsdata = json.dumps(data)
-