old_contents: from setuptools import setup, find_packages
  
  setup(
      name='etlserver',
      version='0.1.0',
      packages=find_packages(),
      install_requires=[
          'materials_commons==0.7.7b2',
          'configparser',
          'flask-api',
          'faktory',
          'rethinkdb',
          'argparse',
          'six',
          'xlsxwriter',
          'openpyxl',
          'globus_sdk'],
  )
  
new_contents: from setuptools import setup, find_packages
  
  setup(
      name='etlserver',
      version='0.1.0',
      packages=find_packages(),
      install_requires=[
          'materials_commons==0.7.7b3',
          'configparser',
          'flask-api',
          'faktory',
          'rethinkdb',
          'argparse',
          'six',
          'xlsxwriter',
          'openpyxl',
          'globus_sdk'],
  )
  
subject: Correct materials-commons version for requirements