message: Conquest/Tributaries changes
  Tributaries: remove +50% capture gold
  Tributaries: add +25% trade route yield
  Tributaries: add unit production using food
  Conquest: add +50% capture gold
diff: <iAnarchyLength>1</iAnarchyLength>
  <Upkeep>UPKEEP_HIGH</Upkeep>
  <iImprovementUpgradeRateModifier>-50</iImprovementUpgradeRateModifier>
  + <iCaptureGoldModifier>50</iCaptureGoldModifier>
  <DomainExperienceModifiers>
  <DomainExperienceModifier>
  <DomainType>DOMAIN_LAND</DomainType>
  <Button>,Art/Interface/Buttons/Civics/Tributaries.dds</Button>
  <iAnarchyLength>1</iAnarchyLength>
  <Upkeep>UPKEEP_LOW</Upkeep>
  + <bMilitaryFoodProduction>1</bMilitaryFoodProduction>
  <iVassalCityCommerce>1</iVassalCityCommerce>
  - <iCaptureGoldModifier>50</iCaptureGoldModifier>
  + <TradeYieldModifiers>
  + <iYield>0</iYield>
  + <iYield>0</iYield>
  + <iYield>25</iYield>
  + </TradeYieldModifiers>
  </CivicInfo>
  <CivicInfo>
  <CivicOptionType>CIVICOPTION_TERRITORY</CivicOptionType>
  