mitchellh/packer — pull request #1570 by kouk (2014-10-09 08:48:15+00:00)
Title: figure out VirtualBox version on FreeBSD

On my FreeBSD box `VBoxManage --version` reports "4.3.16_OSEr95972" and the
`virtualbox-ovf` builder doesn't parse this correctly, i.e. it does not ignore
the part after the underscore. I had to change the regular expression you
use a bit.