FreeBSD vs. Linux VM creation clarifications

Initial clarification that FreeBSD and Linux VMs are created with
different strategies.
Added rc_var

Submitted by xmj, requested by Allan Jude
This REALLY should be in the handbook:
https://www.freebsd.org/doc/en/articles/rc-scripting/article.html
http://www.freebsd.org/doc/en/articles/rc-scripting/rcng-dummy.html
Basic bhyveload, bhyve, grub and jail logging

Added basic bhyveload, bhyve, grub and jail logging
Multi-space to TAB clean up
Full path to /usr/local/sbin/grub-bhyve
f_timestamp comment
rcvar correction
Merge branch 'michaeldexter_master'

Signed-off-by: Christopher Hall <hsw@bitmark.com>

Conflicts:
	templates/t_centos65
	templates/t_openbsd
	templates/t_ubuntu1304
	templates/t_ubuntu1310
	vm