Merge branch 'master' of http://172.16.1.52:8090/r/GemBattle into master

liuzhiwei

2020-12-08 48da25609d13d5d727859eaf941217b224381e5c

 Assets/Scripts/TowerDefense/Towers/Projectiles/ContactDestroyer.cs

@@ -90,6 +90,8 @@
            ParticleSystem ps = gameObject.GetComponent<ParticleSystem>();
            if (ps == null)
                ps = gameObject.transform.GetChild(0).GetComponent<ParticleSystem>();
            if (ps == null)
                ps = transform.GetChild(0).GetChild(0).GetComponent<ParticleSystem>();
            ps?.Stop();
            Poolable.TryPool(gameObject);
        }