old_contents: """stick the various versioning attributes in here, so we only have to change
  them once."""
  version = '0.83.4.1+limnoria (2011-06-23T12:30:23+0200)'
  
new_contents: """stick the various versioning attributes in here, so we only have to change
  them once."""
  version = '0.83.4.1+limnoria (2011-06-25T15:15:16+0200)'
  
subject: Update the version string