[CFT] multiple instance support in rc.d script

[Garrett Cooper]

Hi Hiroki-san!

> On Oct 16, 2014, at 18:22, Hiroki Sato <hrs at FreeBSD.org> wrote:
> 
> [Please reply to freebsd-rc@]
> 
> Hi,
> 
> I would like your feedback and testers of the attached patch.  This
> implements multiple instance support in rc.d scripts.  You can try it
> by replacing /etc/rc.subr with the attached one.

1. Is the goal of this change to allow multiple copies of a service to run in parallel?
2. Can you please post the file/patch up on freefall?

Thank you!