Code for new bots allowing admins to PM Players via IRC and vice versa.
Added stationtime to ?status check in world/Topic()
IRC-AdminPM is limited to 400 characters.
Fixes  #4780
You can now request player notes through IRC bots.
Merge pull request #4881 from Ccomp5950/botfix

Admin empowerment:  Allowing Admins in IRC to respond to ahelps
Merge pull request #4878 from mwerezak/horsemask

Fixes  #4780