Added classifier to django 1.9 support.

Author: Sandro Rodrigues

setup.py

@@ -83,6 +83,7 @@ class DevelopmentPublishCommand(PublishCommand):
     classifiers=[
         'Environment :: Web Environment',
         'Framework :: Django',
+        'Framework :: Django :: 1.9',
         'Framework :: Django :: 1.10',
         'Framework :: Django :: 1.11',
         'Intended Audience :: Developers',