message: Reduce Cannon strength to 8
diff: <bFeatureImpassable>1</bFeatureImpassable>
  </FeatureImpassable>
  </FeatureImpassables>
  - <iCombat>10</iCombat>
  + <iCombat>8</iCombat>
  <iCombatLimit>60</iCombatLimit>
  <iXPValueAttack>4</iXPValueAttack>
  <iXPValueDefense>2</iXPValueDefense>
  <iBombardRate>12</iBombardRate>
  <iCultureGarrison>7</iCultureGarrison>
  <iAsset>3</iAsset>
  - <iPower>12</iPower>
  + <iPower>8</iPower>
  <UnitMeshGroups>
  <iGroupSize>2</iGroupSize>
  <fMaxSpeed>1.75</fMaxSpeed>
  <bFeatureImpassable>1</bFeatureImpassable>
  </FeatureImpassable>
  </FeatureImpassables>
  - <iCombat>10</iCombat>
  + <iCombat>8</iCombat>
  <iCombatLimit>60</iCombatLimit>
  <iXPValueAttack>4</iXPValueAttack>
  <iXPValueDefense>2</iXPValueDefense>
  <iBombardRate>12</iBombardRate>
  <iCultureGarrison>7</iCultureGarrison>
  <iAsset>3</iAsset>
  - <iPower>12</iPower>
  + <iPower>8</iPower>
  <UnitMeshGroups>
  <iGroupSize>2</iGroupSize>
  <fMaxSpeed>1.75</fMaxSpeed>
  