message: Native American civs are immune to Plague until contact with Europe
diff: @@ -368,8 +368,13 @@ class Plague:
  if iPlayer >= iNumMajorPlayers:
  if -10 < data.players[iPlayer].iPlagueCountdown <= 0: #more vulnerable
  return True
  - else:
  +
  pPlayer = gc.getPlayer(iPlayer)
  +
  + if gc.getTeam(pPlayer.getTeam()).isHasTech(iMicrobiology): return False
  +
  + if iPlayer in lCivBioNewWorld and not data.lFirstContactConquerors[lCivBioNewWorld.index(iPlayer)]: return False
  +
  if data.players[iPlayer].iPlagueCountdown == 0: #vulnerable
  if not gc.getTeam(pPlayer.getTeam()).isHasTech(iMicrobiology):
  iHealth = self.calculateHealth(iPlayer)
  