Merge branch 'master' into publish-254

dotnet-desktop-guide/framework/winforms/controls/attributes-in-windows-forms-controls.md

@@ -1,6 +1,7 @@
 ---
 title: Attributes in Controls
 ms.date: "03/30/2017"
+ms.topic: overview
 helpviewer_keywords: 
   - "attributes [Windows Forms]"
   - "attributes [Windows Forms], data binding properties"

dotnet-desktop-guide/framework/winforms/controls/autosize-behavior-in-the-tablelayoutpanel-control.md

@@ -1,6 +1,7 @@
 ---
 title: "AutoSize Behavior in the TableLayoutPanel Control"
 ms.date: "03/30/2017"
+ms.topic: overview
 helpviewer_keywords: 
   - "AutoSize property [Windows Forms], tableLayoutPanel control"
   - "controls [Windows Forms], sizing"

dotnet-desktop-guide/framework/winforms/controls/control-type-recommendations.md

@@ -1,6 +1,7 @@
 ---
 title: "Control Type Recommendations"
 ms.date: "03/30/2017"
+ms.topic: overview
 helpviewer_keywords:
   - "inheritance [Windows Forms], Windows Forms custom controls"
   - "user controls [Windows Forms], when to use"

dotnet-desktop-guide/framework/winforms/controls/controls-with-built-in-owner-drawing-support.md

@@ -1,6 +1,7 @@
 ---
 title: "Controls with Built-In Owner-Drawing Support"
 ms.date: "03/30/2017"
+ms.topic: overview
 helpviewer_keywords: 
   - "drawing [Windows Forms], owner"
   - "drawing [Windows Forms], custom"

dotnet-desktop-guide/framework/winforms/controls/rendering-a-windows-forms-control.md

@@ -1,6 +1,7 @@
 ---
 title: Render a control
 ms.date: "03/30/2017"
+ms.topic: overview
 dev_langs: 
   - "csharp"
   - "vb"

dotnet-desktop-guide/framework/winforms/controls/varieties-of-custom-controls.md

@@ -1,6 +1,7 @@
 ---
 title: "Varieties of Custom Controls"
 ms.date: "03/30/2017"
+ms.topic: overview
 helpviewer_keywords: 
   - "controls [Windows Forms], user controls"
   - "controls [Windows Forms], types of"

dotnet-desktop-guide/framework/winforms/controls/windows-forms-controls-by-function.md

@@ -1,6 +1,7 @@
 ---
 title: Controls by Function
 ms.date: "03/30/2017"
+ms.topic: overview
 helpviewer_keywords: 
   - "controls [Windows Forms], by function"
   - "Windows Forms, controls by function"