Object/Unit

Add health and mana regain.

Signed-off-by: Y.Moon <chglove@live.cn>
Object/Unit, Object/Player

Add damage.

Signed-off-by: Y.Moon <chglove@live.cn>
Object/Unit

Calculate armor.

Signed-off-by: Y.Moon <chglove@live.cn>
Object/Unit

Calculate dodge and critical.

Signed-off-by: Y.Moon <chglove@live.cn>