remove outdated stuff

setup.py

@@ -1,16 +1,7 @@
 #!/usr/bin/env python
 # -*- coding: utf-8 -*-
 
-try:
-    from setuptools import setup
-except ImportError:
-    from distutils.core import setup
-
-
-def parse_requirements(filename):
-    """ load requirements from a pip requirements file """
-    lineiter = (line.strip() for line in open(filename))
-    return [line for line in lineiter if line and not line.startswith("#")]
+from setuptools import setup
 
 
 with open('README.rst') as readme_file:
@@ -19,9 +10,6 @@ def parse_requirements(filename):
 with open('HISTORY.rst') as history_file:
     history = history_file.read()
 
-# requirements = parse_requirements('requirements.txt')
-# test_requirements = parse_requirements('requirements_dev.txt')
-
 setup(
     name='swagger_parser',
     version='1.0.2.post1',