withQuote逻辑去掉int的i

@@ -169,7 +169,7 @@ class Sender extends EventEmitter {
             }
         } else if (_.isInteger(value)) {
             if (withQuote) {
-                value = value + 'i';
+                value = value;
             }
         } else if (_.isObject(value)) {
             value = '"' + _.replace(JSON.stringify(value), /"/g, '\\"') + '"';