old_contents: from setuptools import setup
  
  setup(
      name='maps',
      version='1.0.0',
      description='Python maps: super-charged dictionaries',
      url='https://github.com/pcattori/maps',
      author='Pedro Cattori',
      author_email='pcattori@gmail.com',
      license='MIT',
      packages=['maps'],
      test_suite='tests',
      extras_require={'test': ['codecov==2.0.5']},
      classifiers=[
          'Development Status :: 5 - Production/Stable',
          'Intended Audience :: Developers',
          'License :: OSI Approved :: MIT License',
          'Programming Language :: Python',
          'Programming Language :: Python :: 3.6'])
  
new_contents: from setuptools import setup
  
  setup(
      name='maps',
      version='1.1.0',
      description='Python maps: super-charged dictionaries',
      url='https://github.com/pcattori/maps',
      author='Pedro Cattori',
      author_email='pcattori@gmail.com',
      license='MIT',
      packages=['maps'],
      test_suite='tests',
      extras_require={'test': ['codecov==2.0.5']},
      classifiers=[
          'Development Status :: 5 - Production/Stable',
          'Intended Audience :: Developers',
          'License :: OSI Approved :: MIT License',
          'Programming Language :: Python',
          'Programming Language :: Python :: 3.6'])
  
subject: bump version for `_fields` feature