Remove incorrect file headers.

The old headers were claiming full copyright and no license.
The videojs-hls.js header was modified to include a link to the main
license from the repo.

-/*
- * aac-stream
- *
- *
- * Copyright (c) 2013 Brightcove
- * All rights reserved.
- */
-
 (function(window) {
 var
   FlvTag = window.videojs.Hls.FlvTag,

 /*
- * videojs-hls
- *
- * Copyright (c) 2014 Brightcove
- * All rights reserved.
  *
  * This file contains an adaptation of the AES decryption algorithm
  * from the Standford Javascript Cryptography Library. That work is

-/*
- * h264-stream
- *
- *
- * Copyright (c) 2013 Brightcove
- * All rights reserved.
- */
-
 (function(window) {
   var
     ExpGolomb = window.videojs.Hls.ExpGolomb,

 /*
  * videojs-hls
- *
- * Copyright (c) 2014 Brightcove
- * All rights reserved.
+ * The main file for the HLS project.
+ * License: https://github.com/videojs/videojs-contrib-hls/blob/master/LICENSE
  */
-
 (function(window, videojs, document, undefined) {
 'use strict';