message: Caste System: does not create instability with all civics as intended
diff: @@ -1789,7 +1789,7 @@ def getCivicStability(iPlayer, lCivics):
  if iNationhood in civics: iStability += 3
  if iCasteSystem in civics:
  - if iCitizenship: iStability -= 4
  + if iCitizenship in civics: iStability -= 4
  if iClergy in civics: iStability += 2
  if iSecularism in civics: iStability -= 3
  