message: Adjust Cuirassier UUs to recent changes
diff: <bFeatureImpassable>1</bFeatureImpassable>
  </FeatureImpassable>
  </FeatureImpassables>
  - <iCombat>10</iCombat>
  + <iCombat>12</iCombat>
  <iCombatLimit>100</iCombatLimit>
  <iXPValueAttack>4</iXPValueAttack>
  <iXPValueDefense>2</iXPValueDefense>
  <iCityDefense>-25</iCityDefense>
  <iCollateralDamageLimit>100</iCollateralDamageLimit>
  <iCollateralDamageMaxUnits>5</iCollateralDamageMaxUnits>
  - <iPlainsAttack>25</iPlainsAttack>
  <UnitClassAttackMods>
  <UnitClassAttackMod>
  <UnitClassType>UNITCLASS_ARQUEBUSIER</UnitClassType>
  <bFeatureImpassable>1</bFeatureImpassable>
  </FeatureImpassable>
  </FeatureImpassables>
  - <iCombat>10</iCombat>
  + <iCombat>12</iCombat>
  <iCombatLimit>100</iCombatLimit>
  <iXPValueAttack>4</iXPValueAttack>
  <iXPValueDefense>2</iXPValueDefense>
  + <iCityAttack>-25</iCityAttack>
  + <iCityDefense>-25</iCityDefense>
  <iCollateralDamageLimit>100</iCollateralDamageLimit>
  <iCollateralDamageMaxUnits>5</iCollateralDamageMaxUnits>
  - <iPlainsAttack>25</iPlainsAttack>
  <UnitCombatMods>
  <UnitCombatMod>
  <UnitCombatType>UNITCOMBAT_HEAVY_CAVALRY</UnitCombatType>
  