Encode Unicode to raw bytes for server responses

nilmdb/server/server.py

@@ -456,6 +456,11 @@ class Server(object):
         app_config.update({ 'tools.json_in.force': False,
                             'tools.json_in.processor': json_to_request_params })
 
+        # Convert Unicode strings to raw bytes on output
+        app_config.update({ 'tools.encode.text_only': True,
+                            'tools.encode.on': True,
+                            'tools.encode.encoding': 'utf-8' })
+
         # Send tracebacks in error responses.  They're hidden by the
         # error_page function for client errors (code 400-499).
         app_config.update({ 'request.show_tracebacks' : True })