Merge branch 'for-linux-user' of https://git.gitorious.org/qemu-m68k/qemu-m68k into staging

* 'for-linux-user' of https://git.gitorious.org/qemu-m68k/qemu-m68k

:
  linux-user: correct reboot()
  linux-user: correct setsockopt()
  linux-user: correct print_timeval() swap tv_sec and tv_usec
  linux-user: correct msgrcv()

Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>