bcrypt.js
  ---------
  Copyright (c) 2012 Nevins Bartolomeo <nevins.bartolomeo@gmail.com>
  Copyright (c) 2012 Shane Girish <shaneGirish@gmail.com>
  Copyright (c) 2014 Daniel Wirtz <dcode@dcode.io>
   
  Redistribution and use in source and binary forms, with or without
  modification, are permitted provided that the following conditions
  are met:
  1. Redistributions of source code must retain the above copyright
     notice, this list of conditions and the following disclaimer.
  2. Redistributions in binary form must reproduce the above copyright
     notice, this list of conditions and the following disclaimer in the
     documentation and/or other materials provided with the distribution.
  3. The name of the author may not be used to endorse or promote products
     derived from this software without specific prior written permission.
  
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  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  
  isaac.js
  --------
  Copyright (c) 2012 Yves-Marie K. Rinquin
  
  Permission is hereby granted, free of charge, to any person obtaining
  a copy of this software and associated documentation files (the
  "Software"), to deal in the Software without restriction, including
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  The above copyright notice and this permission notice shall be
  included in all copies or substantial portions of the Software.
  
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