old_contents: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  __author__ = 'Chirstoph Reimers'
  __email__ = 'christoph@superservice-international.com'
  __version__ = '0.0.1'
  
new_contents: #!/usr/bin/env python
  # -*- coding: utf-8 -*-
  __author__ = 'Chirstoph Reimers'
  __email__ = 'christoph@superservice-international.com'
  __version__ = '0.1.0.b1'
  
subject: bump version number