Allow people to respawn (return to the menu) every 30mins after death, or ghost.
To do- option to user ban respawns, and stop respawns on certain antags/roles.
Attempted to fix virology as the current addition/changes were incomplete with the individual working on it just disappearing and just leaving it in it's current state, this change will revert back virology to the old system with the old symptoms and stats as it was before. (hopefully)