Remove deprecated waring in setup.py

setup.py

@@ -2,14 +2,13 @@ import glob
 import pathlib
 from distutils.util import convert_path
 
-import pkg_resources
 from setuptools import setup
 
 with pathlib.Path('requirements.txt').open() as r:
     install_requires = [
-        str(requirement)
-        for requirement
-        in pkg_resources.parse_requirements(r)
+      str(requirement).replace('\n', '')
+      for requirement
+      in r.readlines()
     ]
 install_requires.append('setuptools')