old_contents: from distutils.core import setup, Extension
  
  cnmrstar = Extension('cnmrstar',
                      sources = ['c/cnmrstarmodule.c'],
                      extra_compile_args = ["-funroll-loops", "-O3"],
                      optional = True)
  
  setup(name='pynmrstar',
        version = '2.2.1',
        packages = ['pynmrstar'],
        ext_modules = [cnmrstar],
        author = 'Jon Wedell',
        author_email = 'wedell@bmrb.wisc.edu',
        description = 'PyNMR-STAR provides tools for reading, writing, modifying, and interacting with NMR-STAR files.',
        long_description=open('README').read(),
        keywords = ['bmrb','parser','nmr', 'nmrstar', 'biomagresbank', 'biological magnetic resonance bank'],
        url = 'https://github.com/uwbmrb/PyNMRSTAR',
        license = 'GPL',
        package_data = {'pynmrstar': ['reference_files/schema', 'reference_files/comments']}
      )
  
new_contents: from distutils.core import setup, Extension
  
  cnmrstar = Extension('cnmrstar',
                      sources = ['c/cnmrstarmodule.c'],
                      extra_compile_args = ["-funroll-loops", "-O3"],
                      optional = True)
  
  setup(name='pynmrstar',
        version = '2.2.1',
        packages = ['pynmrstar'],
        ext_modules = [cnmrstar],
        author = 'Jon Wedell',
        author_email = 'wedell@bmrb.wisc.edu',
        description = 'PyNMR-STAR provides tools for reading, writing, modifying, and interacting with NMR-STAR files. Maintained by the BMRB.',
        long_description=open('README').read(),
        keywords = ['bmrb','parser','nmr', 'nmrstar', 'biomagresbank', 'biological magnetic resonance bank'],
        url = 'https://github.com/uwbmrb/PyNMRSTAR',
        license = 'GPL',
        package_data = {'pynmrstar': ['reference_files/schema', 'reference_files/comments']}
      )
  
subject: Update description in setup.py.