Add an example to demonstrate using a Django setting file as Gunicorn…

… config

examples/read_django_settings.py

@@ -0,0 +1,21 @@
+"""
+Use this config file in your script like this:
+
+    $ gunicorn project_name.wsgi:application -c read_django_settings.py
+
+You need to replace the exec() call if you want it to work on Python 2.
+"""
+
+settings_dict = {}
+
+with open('frameworks/django/testing/testing/settings.py') as f:
+    exec(f.read(), settings_dict)
+
+loglevel = 'warning'
+proc_name = 'web-project'
+workers = 1
+
+if settings_dict['DEBUG']:
+    loglevel = 'debug'
+    reload = True
+    proc_name += '_debug'