Remove Python 2.6 and 3.3 from classifiers

Author: singingwolfboy

setup.py

@@ -95,10 +95,8 @@
 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 :: 3.3",
     "Programming Language :: Python :: 3.4",
     "Programming Language :: Python :: 3.5",
     "Programming Language :: Python :: 3.6",