old_contents: __short_version__ = "0.5"
  __version__ = "0.5.0-dev"
  
new_contents: # encoding: utf-8
  # ---------------------------------------------------------------------------
  #  Copyright (C) 2008-2014, IPython Development Team and Enthought, Inc.
  #  Distributed under the terms of the BSD License.  See COPYING.rst.
  # ---------------------------------------------------------------------------
  
  __short_version__ = "0.5"
  __version__ = "0.5.0-dev"
  
subject: Add a file header.