配置表访问接口化，简化常量访问

common/constant/life_state.go

@@ -1,19 +1,8 @@
 package constant
 
-var LifeStateConst *LifeState
-
-type LifeState struct {
-	LIFE_NONE   uint16
-	LIFE_ALIVE  uint16
-	LIFE_DEAD   uint16
-	LIFE_REVIVE uint16
-}
-
-func InitLifeStateConst() {
-	LifeStateConst = new(LifeState)
-
-	LifeStateConst.LIFE_NONE = 0
-	LifeStateConst.LIFE_ALIVE = 1
-	LifeStateConst.LIFE_DEAD = 2
-	LifeStateConst.LIFE_REVIVE = 3
-}
+const (
+	LIFE_STATE_NONE   uint16 = 0
+	LIFE_STATE_ALIVE  uint16 = 1
+	LIFE_STATE_DEAD   uint16 = 2
+	LIFE_STATE_REVIVE uint16 = 3
+)