update installation docs

docs/installation.rst

@@ -116,9 +116,17 @@ To get your instance running in production you need to create your local setting
     # https://docs.djangoproject.com/en/1.9/ref/settings/#std:setting-EMAIL_HOST
     EMAIL_HOST = 'localhost'
 
-    # how many times a user is allowed to call the app upload route per day
-    REST_FRAMEWORK['DEFAULT_THROTTLE_RATES'] = {
-       'app_upload_or_delete': '20/day'
+    REST_FRAMEWORK = {
+        'DEFAULT_RENDERER_CLASSES': (
+            'djangorestframework_camel_case.render.CamelCaseJSONRenderer',
+        ),
+        'DEFAULT_PARSER_CLASSES': (
+            'djangorestframework_camel_case.parser.CamelCaseJSONParser',
+        ),
+        'DEFAULT_THROTTLE_RATES': {
+            # how many times a user is allowed to call the app upload route per day
+            'app_upload': '50/day'
+        }
     }
 
     # Only set this parameter if you want to use a different tmp directory for app downloads