v2.0.2: handle undefined error message string

index.js

@@ -155,7 +155,7 @@ Packer.create = function (opts) {
       try {
         msg = JSON.parse(data.toString());
       } catch(e) {
-        msg.message = data.toString();
+        msg.message = 'e:' + JSON.stringify(data);
         msg.code = 'E_UNKNOWN_ERR';
       }
     }

package.json

@@ -1,6 +1,6 @@
 {
   "name": "proxy-packer",
-  "version": "2.0.1",
+  "version": "2.0.2",
   "description": "A strategy for packing and unpacking a proxy stream (i.e. packets through a tunnel). Handles multiplexed and tls connections. Used by telebit and telebitd.",
   "main": "index.js",
   "scripts": {