[geeklog-hg] [Geeklog-Core/geeklog] 6a6844: Made SEC_randomBytes a bit safer

[Kenji ITO]

  Branch: refs/heads/master
  Home:   https://github.com/Geeklog-Core/geeklog
  Commit: 6a68441fea2432b20aa35106773b3283047e7c2a
      https://github.com/Geeklog-Core/geeklog/commit/6a68441fea2432b20aa35106773b3283047e7c2a
  Author: mystralkk <mystralkk at gmail.com>
  Date:   2019-08-18 (Sun, 18 Aug 2019)

  Changed paths:
    M system/lib-security.php

  Log Message:
  -----------
  Made SEC_randomBytes a bit safer