[vbox-dev] Docs: User manual lacks ability to create new network host-interface

[Alexey Eromenko]

update: found it in VBoxManage --help

Usage:

VBoxManage hostonlyif       ipconfig <name>
                            [--dhcp |
                            --ip<ipv4> [--netmask<ipv4> (def: 255.255.255.0)] |
                            --ipv6<ipv6> [--netmasklengthv6<length> (def: 64)]]
                            create |
                            remove <name>
===
actual command:
$ VBoxManage hostonlyif create