K 10 svn:author V 3 gnn K 8 svn:date V 27 2017-03-30T02:50:21.701185Z K 7 svn:log V 293 MFC: 313176, 313177, 313359 Replace the implementation of DTrace's RAND subroutine for generating low-quality random numbers with a modern implementation (xoroshiro128+) that is capable of generating better quality randomness without compromising performance. Submitted by: Graeme Jenkinson END