fixed author email

Author: beraldoleal

setup.py

@@ -90,7 +90,7 @@ def run(self):
       description='Library to parse and generate OpenFlow messages',
       url='http://github.com/kytos/python-openflow',
       author='Kytos Team',
-      author_email='of-ng-dev@ncc.unesp.br',
+      author_email='devel@lists.kytos.io',
       license='MIT',
       test_suite='tests',
       include_package_data=True,