added warning message in config.yaml

rowsandall_app/settings.py

@@ -117,6 +117,7 @@ TEMPLATES = [
                 'django.contrib.messages.context_processors.messages',
 		'django.template.context_processors.i18n',
                 'context_processors.google_analytics',
+                'context_processors.warning_message',
             ],
 #	    'loaders': [
 #		'django.template.loaders.app_directories.Loader',
@@ -383,3 +384,9 @@ TWEET_ACCESS_TOKEN_SECRET = CFG['tweet_access_token_secret']
 TWEET_CONSUMER_KEY = CFG['tweet_consumer_key']
 TWEET_CONSUMER_SECRET = CFG['tweet_consumer_secret']
 
+# Environment
+
+try:
+    WARNING_MESSAGE = CFG['warning_message']
+except KeyError:
+    WARNING_MESSAGE = ''