Add full NativeImage support for Electron.NET

ElectronNET.API/Entities/CreateFromBitmapOptions.cs

@@ -0,0 +1,13 @@
+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace ElectronNET.API.Entities
+{
+    public class CreateFromBitmapOptions
+    {
+        public int? Width { get; set; }
+        public int? Height { get; set; }
+        public float ScaleFactor { get; set; } = 1.0f;
+    }
+}