/*
* Simple xorshift PRNG
* see http://www.jstatsoft.org/v08/i14/paper
*
* Copyright (c) 2012 Michael Walle
* Michael Walle <michael@walle.cc>
/*
* Simple xorshift PRNG
* see http://www.jstatsoft.org/v08/i14/paper
*
* Copyright (c) 2012 Michael Walle
* Michael Walle <michael@walle.cc>