Add database entry for optimal count of sectors for multiple read in devices.

DiscImageChef.Server/Migrations/201901030344456_AddOptimalReadMultipleCount.cs

@@ -0,0 +1,17 @@
+using System.Data.Entity.Migrations;
+
+namespace DiscImageChef.Server.Migrations
+{
+    public partial class AddOptimalReadMultipleCount : DbMigration
+    {
+        public override void Up()
+        {
+            AddColumn("dbo.Devices", "OptimalMultipleSectorsRead", c => c.Int(false, defaultValue: 0));
+        }
+
+        public override void Down()
+        {
+            DropColumn("dbo.Devices", "OptimalMultipleSectorsRead");
+        }
+    }
+}