Added changes and cleaned up commented code

Author: ashwoods

Diff for: CHANGES

@@ -1,3 +1,9 @@
+Version 6.2.1
+-------------
+
+* [Core] Fixed requirements in setup.py
+
+
 Version 6.2.0
 -------------
 

Diff for: setup.py

@@ -34,9 +34,6 @@
         f.read().decode('utf-8')).group(1)))
 
 
-#install_requires = [
-#    'contextlib2',
-#]
 install_requires = []
 unittest2_requires = ['unittest2']
 
@@ -59,10 +56,6 @@
     unittest2_requires = []
     webpy_tests_requires = []
 
-    # If it's python3.2 or greater, don't use contextlib backport
-    # if sys.version_info[1] >= 2:
-    #    install_requires.remove('contextlib2')
-
 tests_require = [
     'bottle',
     'celery>=2.5',