fix #566

重构了资源构建页面，方便扩展自定义界面。

Assets/YooAsset/Editor/AssetBundleBuilder/IBuildPipeline.cs

@@ -1,8 +1,13 @@
-
+using UnityEditor;
+using UnityEngine;
+
 namespace YooAsset.Editor
 {
     public interface IBuildPipeline
     {
+        /// <summary>
+        /// 运行构建任务
+        /// </summary>
         BuildResult Run(BuildParameters buildParameters, bool enableLog);
     }
 }