setup: add python 3.6 to list of supported python dialects

Author: john-tornblom

setup.py

@@ -82,7 +82,8 @@ def run(self):
           'Topic :: Software Development :: Compilers',
           'License :: OSI Approved :: GNU Lesser General Public License v3 or later (LGPLv3+)',
           'Programming Language :: Python :: 2.7',
-          'Programming Language :: Python :: 3.5'],
+          'Programming Language :: Python :: 3.5',
+          'Programming Language :: Python :: 3.6'],
       keywords='xtuml bridgepoint',
       packages=['xtuml', 'bridgepoint'],
       requires=['ply'],