Ported code from /tg/station to make brig timer panels and status displays use maptext instead of expensive icon procs.

Signed-off-by: Mloc-Argent <colmohici@gmail.com>
Merge pull request #3737 from Mloc/maptext-status

Ported code from /tg/station to make brig timer panels and status displays use maptext instead of expensive icon procs.