added two new fonctionalities: The possibility to blacklist ip address with port, and the possibility to forward a message from an ip to another.

config.json

@@ -1,13 +1,13 @@
 {
   "forwarding": [
     {
-      "from": "127.0.0.1:12345",
+      "from": "127.0.0.1:58545",
       "to": "127.0.0.1:12346",
       "doReverse": true
     }
   ],
   "blacklist": [
     "127.0.0.1:11111",
-    "127.0.0.1:58109"
+    "127.0.0.1:55527"
   ]
 }