add support for live call control

config/default.json.example

@@ -17,6 +17,10 @@
     "password": "jambones",
     "database": "jambones"
   },
+  "redis": {
+    "host": "127.0.0.1",
+    "port": 6379
+  },
   "outdials": {
     "drachtio": [
       {