Adds Python 3 trove classifiers again

setup.py

@@ -60,6 +60,9 @@ classes = """
     Programming Language :: Python :: 2.5
     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 :: Implementation :: CPython
     Programming Language :: Python :: Implementation :: PyPy
     Programming Language :: Python :: Implementation :: Jython