Drinking water reduce radiation.

[Sasabmeg]

Drinking from pipes, water bags or cave springs should reduce radiation in the next healing rate tick.

• 1% level reduced per healing rate tick
• Pipes/Water bags random 1-4 duration and varying success
  • if unsuccessful, it means that the water was contaminated and player receives extra radiation.
  • default 20% to gain 5 radiation level, and 80% for success, roll determines duration
  • should be able to set parameter for success, for quests etc
• Cave fountains 5-10 duration and 100% success