Update trove classifiers

Author: asvetlov

setup.py

@@ -27,10 +27,12 @@ def run(self):
 def read(f):
     return open(os.path.join(os.path.dirname(__file__), f)).read().strip()
 
+
 install_requires = ['aiohttp>=0.18']
 tests_require = install_requires + ['pytest']
 extras_require = {'session': 'aiohttp-session'}
 
+
 setup(name='aiohttp-security',
       version=version,
       description=("security for aiohttp.web"),
@@ -40,8 +42,9 @@ def read(f):
           'Intended Audience :: Developers',
           'Programming Language :: Python',
           'Programming Language :: Python :: 3',
-          'Programming Language :: Python :: 3.3',
           'Programming Language :: Python :: 3.4',
+          'Programming Language :: Python :: 3.5',
+          'Programming Language :: Python :: 3.6',
           'Topic :: Internet :: WWW/HTTP',
           'Framework :: AsyncIO',
       ],