Fixes #6 Add more PyPI trove classifiers

Author: theandrewdavis

setup.py

@@ -18,8 +18,17 @@
       maintainer_email = '[email protected]',
       classifiers=["Programming Language :: Python",
                    "Programming Language :: Python :: 2",
+                   "Programming Language :: Python :: 2.6",
+                   "Programming Language :: Python :: 2.7",
                    "Programming Language :: Python :: 3",
+                   "Programming Language :: Python :: 3.2",
+                   "Programming Language :: Python :: 3.3",
+                   "Programming Language :: Python :: 3.4",
+                   "Programming Language :: Python :: 3.5",
                    "Programming Language :: C++",
+                   "Development Status :: 5",
+                   "Environment :: Console",
+                   "Topic :: Software Development :: Quality Assurance",
                    "License :: Freely Distributable"],
       description="An automated checker to make sure a C++ file follows Google's C++ style guide",
       long_description=open('README.rst').read())