Remove py3 language from support files.

Author: inklesspen

README.rst

@@ -59,7 +59,7 @@ Install using `pip`_
 Python Versions
 ---------------
 
-endpoints-management-python is currently tested with Python 2.7 and Python 3.6.
+endpoints-management-python is currently tested with Python 2.7.
 
 
 Contributing

setup.cfg

@@ -6,6 +6,3 @@ pytest = ptr
 addopts = --cov-report term-missing --cov endpoints_management
 norecursedirs = env
 testpaths = test
-
-[bdist_wheel]
-universal=1

setup.py

@@ -70,8 +70,6 @@
         'Programming Language :: Python',
         'Programming Language :: Python :: 2',
         'Programming Language :: Python :: 2.7',
-        'Programming Language :: Python :: 3',
-        'Programming Language :: Python :: 3.6',
         'Programming Language :: Python :: Implementation :: CPython',
     ],
     install_requires=install_requires,