取消wxgame依赖，去除debugRender与camera依赖

source/src/ECS/Components/Physics/Colliders/BoxCollider.ts

@@ -74,9 +74,6 @@ module es {
             }
         }
 
-        public debugRender(camera: Camera) {
-        }
-
         public toString() {
             return `[BoxCollider: bounds: ${this.bounds}]`;
         }

source/src/ECS/Components/Physics/Colliders/CircleCollider.ts

@@ -36,10 +36,6 @@ module es {
             return this;
         }
 
-        public debugRender(camera: Camera) {
-            
-        }
-
         public toString() {
             return `[CircleCollider: bounds: ${this.bounds}, radius: ${(this.shape as Circle).radius}]`
         }