* Add STAGE support
* Use the USERS/GROUPS framework to create the tacacs user
* Apparently, MAKE_JOB_UNSAFE is needed on i386 as well as amd64
PR: 182616
Submitted by: ohauer
* Update to F4.0.4.13
* Configure tac_plus to run as the user tacacs after starting up [1]
* Convert to USE_RC_SUBR
Requested by: Ryan Steinmetz <rpsfa@rit.edu>