Initial commit of existing code.

* All renderdoc code up to this point was written by me, history is available by request

WinFormsUI/Docking/Measures.cs

@@ -0,0 +1,14 @@
+using System;
+
+namespace WeifenLuo.WinFormsUI.Docking
+{
+    internal static class Measures
+    {
+        public const int SplitterSize = 4;
+    }
+
+    internal static class MeasurePane
+    {
+        public const int MinSize = 24;
+    }
+}