Update README.rst
Merge remote-tracking branch 'origin/vagrant-ubuntu-1304-raring64'
merge master
up num for precise
test mode
better output
move the mtu fix earlier in boot process
Merge remote-tracking branch 'origin/master' into vagrant-debian-7-wheezy64
Merge remote-tracking branch 'origin/vagrant-debian-7-wheezy64' into vagrant-ubuntu-lts-precise64
Merge remote-tracking branch 'origin/vagrant-ubuntu-lts-precise64' into vagrant-ubuntu-1304-raring64