Update supported python versions

And drop setup_requires because it tends to trigger black magic

.travis.yml

@@ -1,8 +1,13 @@
 language: python
-python:
-  - "2.7"
-  - "3.3"
-  - "3.4"
-  - "3.5"
+matrix:
+  include:
+    - python: "2.7"
+    - python: "3.3"
+    - python: "3.4"
+    - python: "3.5"
+    - python: "3.6"
+    - python: "nightly"
+  allow_failures:
+    - python: "nightly"
 install: pip install -r requirements_dev.txt
 script: nosetests

README.rst

@@ -40,7 +40,7 @@ respecting the standard procedures in each system:
 * Use standard configuration space in ``/etc`` on traditional production servers
 * Handle environment-based configuration for cloud-based platforms
 
-``getconf`` v1.6 onwards supports 2.7, 3.3, 3.4, 3.5 and is distributed under the two-clause BSD license.
+``getconf`` v1.6 onwards supports 2.7, 3.3, 3.4, 3.5, 3.6 and is distributed under the two-clause BSD license.
 The latest version of ``getconf`` to support Python 2.6 is v1.5.1.
 
 Links

setup.py

@@ -52,9 +52,7 @@ def get_long_description(filename):
     packages=find_packages(exclude=['tests']),
     platforms=["OS Independent"],
     install_requires=[],
-    setup_requires=[
-        'setuptools>=0.8',
-    ],
+    python_requires='>=2.7,!=3.0.*,!=3.1.*,!=3.2.*',
     classifiers=[
         "Development Status :: 5 - Production/Stable",
         "Intended Audience :: Developers",
@@ -65,6 +63,8 @@ def get_long_description(filename):
         "Programming Language :: Python :: 3",
         "Programming Language :: Python :: 3.3",
         "Programming Language :: Python :: 3.4",
+        "Programming Language :: Python :: 3.5",
+        "Programming Language :: Python :: 3.6",
         "Topic :: Software Development",
         "Topic :: System :: Installation/Setup",
         "Topic :: System :: Systems Administration",