mount_nullfs not persistent after reboot, jail hostname doesn't match jail dir name

I have an annoying problem and was hoping someone can help me. (actually 2 problems, but if I can solve just one of the two, I'd be happy)

I have a jail that I want to mount some storage on so I can have some scripts run commands inside the jail and copy files to the "outside world".

The problem is that the jail has a different hostname than it's directory, and this happened b/c I recovered the jail from a previous install (warden gave the directory a horrible name, "OFF", when the hostname...

mount_nullfs not persistent after reboot, jail hostname doesn't match jail dir name