Fix parser incorrect buffer skip for MULTI/EXEC transaction errors with WATCH.

Signed-off-by: DTrejo <david.daniel.trejo@gmail.com>

lib/parser/javascript.js

@@ -117,7 +117,6 @@ ReplyParser.prototype._parseResult = function (type) {
         }
 
         if (packetHeader.size < 0) {
-            this._offset += 2;
             return null;
         }
 
@@ -295,4 +294,4 @@ ReplyParser.prototype.send_error = function (reply) {
 
 ReplyParser.prototype.send_reply = function (reply) {
     this.emit("reply", reply);
-};
+};