[Jack-Devel] [jackaudio/jack1] 334003: update jack (headers) submodule

[Paul Davis]

  Branch: refs/heads/master
  Home:   https://github.com/jackaudio/jack1
  Commit: 3340034dfbf223182101ed08bea5524a1b222a4f
      https://github.com/jackaudio/jack1/commit/3340034dfbf223182101ed08bea5524a1b222a4f
  Author: Paul Davis <paul at linuxaudiosystems.com>
  Date:   2015-07-02 (Thu, 02 Jul 2015)

  Changed paths:
    M jack

  Log Message:
  -----------
  update jack (headers) submodule