old_contents: """
  django-ad-code is a reusable application for managing and rendering ad tags
  from ad networks or exchanges such Adsense, DoubleClick or OpenX.
  """
  from __future__ import unicode_literals
  
  __version__ = '0.4.1'
  
new_contents: """
  django-ad-code is a reusable application for managing and rendering ad tags
  from ad networks or exchanges such Adsense, DoubleClick or OpenX.
  """
  from __future__ import unicode_literals
  
  __version__ = '0.5.0dev'
  
subject: Update version on master.