DOC/BLD: Update version support in docs and setup.py.

Author: jtratner

doc/source/install.rst

@@ -16,11 +16,10 @@ compiler (MinGW or Visual Studio) installed. `How-to install MinGW on Windows
 Python version support
 ~~~~~~~~~~~~~~~~~~~~~~
 
-Officially Python 2.6 to 2.7 and Python 3.1+, although Python 3 support is less
-well tested. Python 2.4 support is being phased out since the userbase has
-shrunk significantly. Continuing Python 2.4 support will require either monetary
-development support or someone contributing to the project to maintain
-compatibility.
+Officially Python 2.6 to 2.7 and Python 3.2+. Python 2.4 and Python 2.5 are no
+longer supported since the userbase has shrunk significantly. Continuing Python
+2.4 and 2.5 support will require either monetary development support or someone
+contributing to the project to restore compatibility.
 
 
 Binary installers

setup.py

@@ -180,6 +180,10 @@ def build_extensions(self):
     'Programming Language :: Python',
     'Programming Language :: Python :: 2',
     'Programming Language :: Python :: 3',
+    'Programming Language :: Python :: 2.6',
+    'Programming Language :: Python :: 2.7',
+    'Programming Language :: Python :: 3.2',
+    'Programming Language :: Python :: 3.3',
     'Programming Language :: Cython',
     'Topic :: Scientific/Engineering',
 ]