Remove event emitters from the parser as they are overhead that is not needed

lib/parser/javascript.js

@@ -1,7 +1,6 @@
 'use strict';
 
-var events = require("events"),
-    util   = require("util");
+var util   = require("util");
 
 function Packet(type, size) {
     this.type = type;
@@ -20,8 +19,6 @@ function ReplyParser(options) {
     this._reply_type        = null;
 }
 
-util.inherits(ReplyParser, events.EventEmitter);
-
 exports.Parser = ReplyParser;
 
 function IncompleteReadBuffer(message) {
@@ -286,11 +283,3 @@ ReplyParser.prototype._packetEndOffset = function () {
 ReplyParser.prototype._bytesRemaining = function () {
     return (this._buffer.length - this._offset) < 0 ? 0 : (this._buffer.length - this._offset);
 };
-
-ReplyParser.prototype.send_error = function (reply) {
-    this.emit("reply error", reply);
-};
-
-ReplyParser.prototype.send_reply = function (reply) {
-    this.emit("reply", reply);
-};