Changed setup to only import open from io module

Removed commented out code

setup.py

@@ -1,11 +1,9 @@
 # N.B. to push a new version to PyPi, update the version number
 # in rfhub/version.py and then run 'python setup.py sdist upload'
-import io
+from io import open
 
 from setuptools import setup
 
-# from version import __version__
-
 exec(open('PageObjectLibrary/version.py').read())
 
 setup(
@@ -17,7 +15,7 @@
     keywords='robotframework',
     license='Apache License 2.0',
     description='RobotFramework library that implements the Page Object pattern',
-    long_description=io.open('README.md', encoding='latin-1').read(),
+    long_description=open('README.md', encoding='latin-1').read(),
     zip_safe=True,
     include_package_data=True,
     install_requires=['robotframework', 'robotframework-seleniumlibrary', 'selenium', 'six'],