some changes

src/Yavsc/Migrations/20181212103501_blogLang.Designer.cs

@@ -1,7 +1,6 @@
 using System;
 using Microsoft.Data.Entity;
 using Microsoft.Data.Entity.Infrastructure;
-using Microsoft.Data.Entity.Metadata;
 using Microsoft.Data.Entity.Migrations;
 using Yavsc.Models;
 

src/Yavsc/Migrations/20181212103501_blogLang.cs

@@ -1,5 +1,3 @@
-using System;
-using System.Collections.Generic;
 using Microsoft.Data.Entity.Migrations;
 
 namespace Yavsc.Migrations

src/Yavsc/Migrations/20181218152420_BlogTradModel.Designer.cs

@@ -1,7 +1,6 @@
 using System;
 using Microsoft.Data.Entity;
 using Microsoft.Data.Entity.Infrastructure;
-using Microsoft.Data.Entity.Metadata;
 using Microsoft.Data.Entity.Migrations;
 using Yavsc.Models;
 

src/Yavsc/Migrations/20181218152420_BlogTradModel.cs

@@ -1,5 +1,3 @@
-using System;
-using System.Collections.Generic;
 using Microsoft.Data.Entity.Migrations;
 
 namespace Yavsc.Migrations

src/Yavsc/Migrations/20181231153224_bugTitles.Designer.cs

@@ -1,7 +1,6 @@
 using System;
 using Microsoft.Data.Entity;
 using Microsoft.Data.Entity.Infrastructure;
-using Microsoft.Data.Entity.Metadata;
 using Microsoft.Data.Entity.Migrations;
 using Yavsc.Models;
 

src/Yavsc/Migrations/20181231153224_bugTitles.cs

@@ -1,5 +1,3 @@
-using System;
-using System.Collections.Generic;
 using Microsoft.Data.Entity.Migrations;
 
 namespace Yavsc.Migrations

src/Yavsc/Migrations/20190103110008_liveSetup.Designer.cs

@@ -1,7 +1,6 @@
 using System;
 using Microsoft.Data.Entity;
 using Microsoft.Data.Entity.Infrastructure;
-using Microsoft.Data.Entity.Metadata;
 using Microsoft.Data.Entity.Migrations;
 using Yavsc.Models;
 

src/Yavsc/Migrations/20190103110008_liveSetup.cs

@@ -1,5 +1,3 @@
-using System;
-using System.Collections.Generic;
 using Microsoft.Data.Entity.Migrations;
 
 namespace Yavsc.Migrations

src/Yavsc/Migrations/20190126133339_banTarget.Designer.cs

@@ -1,7 +1,26 @@
+//
+//  MyHub.cs
+//
+//  Author:
+//       Paul Schneider <paul@pschneider.fr>
+//
+//  Copyright (c) 2016 GNU GPL
+//
+//  This program is free software: you can redistribute it and/or modify
+//  it under the terms of the GNU Lesser General Public License as published by
+//  the Free Software Foundation, either version 3 of the License, or
+//  (at your option) any later version.
+//
+//  This program is distributed in the hope that it will be useful,
+//  but WITHOUT ANY WARRANTY; without even the implied warranty of
+//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+//  GNU Lesser General Public License for more details.
+//
+//  You should have received a copy of the GNU Lesser General Public License
+//  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 using System;
 using Microsoft.Data.Entity;
 using Microsoft.Data.Entity.Infrastructure;
-using Microsoft.Data.Entity.Metadata;
 using Microsoft.Data.Entity.Migrations;
 using Yavsc.Models;
 

src/Yavsc/Migrations/20190126133339_banTarget.cs

@@ -1,5 +1,3 @@
-using System;
-using System.Collections.Generic;
 using Microsoft.Data.Entity.Migrations;
 
 namespace Yavsc.Migrations

src/Yavsc/Migrations/20190127105601_banReason.Designer.cs

@@ -1,7 +1,6 @@
 using System;
 using Microsoft.Data.Entity;
 using Microsoft.Data.Entity.Infrastructure;
-using Microsoft.Data.Entity.Metadata;
 using Microsoft.Data.Entity.Migrations;
 using Yavsc.Models;
 

src/Yavsc/Migrations/20190127105601_banReason.cs

@@ -1,5 +1,3 @@
-using System;
-using System.Collections.Generic;
 using Microsoft.Data.Entity.Migrations;
 
 namespace Yavsc.Migrations

src/Yavsc/Migrations/20190204162909_liveFlowSeqnum.Designer.cs

@@ -1,7 +1,6 @@
 using System;
 using Microsoft.Data.Entity;
 using Microsoft.Data.Entity.Infrastructure;
-using Microsoft.Data.Entity.Metadata;
 using Microsoft.Data.Entity.Migrations;
 using Yavsc.Models;
 

src/Yavsc/Migrations/20190204162909_liveFlowSeqnum.cs

@@ -1,5 +1,3 @@
-using System;
-using System.Collections.Generic;
 using Microsoft.Data.Entity.Migrations;
 
 namespace Yavsc.Migrations

src/Yavsc/Migrations/ApplicationDbContextModelSnapshot.cs

@@ -1,8 +1,6 @@
 using System;
 using Microsoft.Data.Entity;
 using Microsoft.Data.Entity.Infrastructure;
-using Microsoft.Data.Entity.Metadata;
-using Microsoft.Data.Entity.Migrations;
 using Yavsc.Models;
 
 namespace Yavsc.Migrations