Recent Host Cache
   
Lamego@PTlink.net
------------------
Goal:
Keep track of +B, and +z users
Recent glines
last_status
  CACHE_BOT     1 day, set on SVSMODE +B
  CACHE_ZOMBIE  1 minute, set on SVSMODE +z
  CACHE_GLINE   5 minutes, set on apply_gline
  CACHE_ZLINE   1 minute, set on zline
