Prevent Pomeg Exploit v19

#Find this section in Item_Utilities:

def pbRaiseHappinessAndLowerEV(pkmn,scene,stat,messages)
  h = pkmn.happiness<255
  e = pkmn.ev[stat]>0
  if !h && !e
    scene.pbDisplay(_INTL("It won't have any effect."))
    return false
  end
  if h
    pkmn.changeHappiness("evberry")
  end
  if e
    pkmn.ev[stat] -= 10
    pkmn.ev[stat] = 0 if pkmn.ev[stat]<0
    pkmn.calc_stats
  end
  scene.pbRefresh
  scene.pbDisplay(messages[2-(h ? 0 : 2)-(e ? 0 : 1)])
  return true
end

#Right underneath pkmn.calc_stats, add this line:
    pkmn.hp += 1 if pkmn.hp == 0