Remove the NAT commands other than the core command with a warning me…

…ssage

It's actually far easier and less error-prone to create a standard or manual
switch, then configure whichever NAT service the user wants to use manually.

Add a bhyve_options configuration setting to allow custom bhyve(8) ar…

…guments

Update version due to making silly release screw-up

Ignore error if there are no console .sock files

Fix use of dots in vm name when using tmux

Tmux won't allow a dot in a session name as dot has a specific purpose.
Replace it with a ~, which we don't normally allow, so no risk of accidently
using a name that actually exists.

Issue #106 - allow xz to use all cores when compressing

Merge fixes to manpage typos

Add support for sysutils/uefi-edk2-bhyve port

Rather than getting user to download firmware and place in a specific place,
just look in the above port's installation directory.

Tiny style fix

Possible fix for some passthru devices not working