优化更新代码，添加界面功能并整合

ShrlAlgo.Addin.Test/CodeItem.cs

@@ -0,0 +1,19 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+using EPPlus.Core.Extensions.Attributes;
+
+namespace ShrlAlgo.Addin.Test
+{
+	class CodeItem
+	{
+		[ExcelTableColumn("原字段")]
+		public string Origin { get; set; }
+
+		[ExcelTableColumn("替换字段")]
+		public string Target { get; set; }
+	}
+}