FIXME SR is private

src/Yavsc/Migrations/2016/20160614010545_bookquery.cs

@@ -1,6 +1,7 @@
-using System;
-using Microsoft.Data.Entity.Migrations;
 
+using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Infrastructure;
+using Microsoft.EntityFrameworkCore.Migrations;
 namespace Yavsc.Migrations
 {
     public partial class bookquery : Migration