Fixed position of Pawn in world interaction map

Update README.md

Added manual physics simulation to doors

Update README.md

Update README,md

Overhauled World Interaction

Overhauled World interaction adding
* Pressable Button
* Lever
* Drawer
* Cartridge
* Slider

Also modularised the Trace Interaction to make it easy to use in an
existing project

Updated Readme

Refactored the menu widgets to make it easier to create new menus

Updated Readme