old_contents: __version__ = '0.2.0-dev'
  
  default_app_config = \
      'django_performance_testing.apps.DjangoPerformanceTestingAppConfig'
  
new_contents: __version__ = '0.2.0'
  
  default_app_config = \
      'django_performance_testing.apps.DjangoPerformanceTestingAppConfig'
  
subject: mark for release