Add README files to demos with multiple versions

visual_script/multitouch_view/README.md

@@ -0,0 +1,13 @@
+# Multitouch View with VisualScript
+
+Simple debugger for multitouch input. Shows red dots everywhere you press.
+
+Language: [VisualScript](https://docs.godotengine.org/en/latest/getting_started/scripting/visual_script/index.html)
+
+Renderer: GLES 2
+
+Note: There is a GDScript version available [here](https://github.com/godotengine/godot-demo-projects/tree/master/misc/multitouch_view).
+
+## Screenshots
+
+![Screenshot](screenshots/multitouch.png)

visual_script/multitouch_view/project.godot

@@ -15,7 +15,7 @@ _global_script_class_icons={
 
 [application]
 
-config/name="TouchesView"
+config/name="Multitouch View"
 run/main_scene="res://Main.tscn"
 config/icon="res://icon.png"
 

visual_script/pong/README.md

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+# Pong with VisualScript
+
+A simple Pong game. This demo shows best practices
+for game development in Godot, including
+[signals](https://docs.godotengine.org/en/latest/getting_started/step_by_step/signals.html).
+
+Language: [VisualScript](https://docs.godotengine.org/en/latest/getting_started/scripting/visual_script/index.html)
+
+Renderer: GLES 2
+
+Note: There is a GDScript version available [here](https://github.com/godotengine/godot-demo-projects/tree/master/2d/pong).
+
+Note: There is a C# version available [here](https://github.com/godotengine/godot-demo-projects/tree/master/mono/pong).
+
+## How does it work?
+
+The walls, paddle, and ball are all
+[`Area2D`](https://docs.godotengine.org/en/latest/classes/class_area2d.html)
+nodes. When the ball touches the walls or the paddles,
+they emit signals and modify the ball.
+
+## Screenshots
+
+![Screenshot](../../2d/pong/screenshots/pong.png)