Log message:
Pullup ticket #4408 - requested by wiz
emulators/qemu: security update

Revisions pulled up:
- emulators/qemu/Makefile					patch
- emulators/qemu/PLIST						patch
- emulators/qemu/distinfo					patch
- emulators/qemu/patches/patch-hw_virtio_virtio.c		patch
- emulators/qemu/patches/patch-include_exec_softmmu__template.h	patch

---
   Apply patch to update qemu package to version 2.0.0nb2 which
   fixes multiple security vulnerabilities.