Update languages in setup.py

Author: ldx

setup.py

@@ -38,10 +38,7 @@
         "Topic :: System :: Networking :: Firewalls",
         "Topic :: System :: Systems Administration",
         "Programming Language :: Python :: 2",
-        "Programming Language :: Python :: 2.7",
         "Programming Language :: Python :: 3",
-        "Programming Language :: Python :: 3.3",
-        "Programming Language :: Python :: 3.4",
         "Programming Language :: Python :: Implementation :: CPython",
     ],
     license="Apache License, Version 2.0",