[OpenJDK 2D-Dev] RFR: 8198991: Move Java2D demo to the open repository

[Clemens Eisserer]

Hi,

> This moves the Java 2D demo from "closed" to "open".
> It is now called "J2Ddemo" to avoid any trademark questions.
> This has already been reviewed internally and the images here are OK to
> keep.

This is awesome news :)
Java2Demo is such a handy tool to visually check various features
provided by Java2D.

Br, Clemens