old_contents: __version__ = '0.50.0-dev.17'
  __short_version__ = '0.50'
  __bcp_version__ = '1.1'
  __config_version__ = '5'
  __mpf_version_required__ = '0.50.0-dev.45'
  
  version = "MPF-MC v{} (config_version={}, BCP v{}, Requires MPF v{})".format(
      __version__, __config_version__, __bcp_version__, __mpf_version_required__)
  
new_contents: __version__ = '0.50.0-dev.18'
  __short_version__ = '0.50'
  __bcp_version__ = '1.1'
  __config_version__ = '5'
  __mpf_version_required__ = '0.50.0-dev.45'
  
  version = "MPF-MC v{} (config_version={}, BCP v{}, Requires MPF v{})".format(
      __version__, __config_version__, __bcp_version__, __mpf_version_required__)
  
subject: Update version to 0.50.0-dev.18