adding joystick and button block and more

[angela12345678901]

The Joystick and Button blocks add UI controls to the screen. They will display only when they are executed.

Several combinations can be used below.

In a game, there can be only up to 2 joysticks, 4 buttons, or when used in combination, 1 joystick and 2 buttons per frame. Going above this limit produces an error of "Too many controls!"

They were introduced in version 1.8.

[github-actions]

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