Review keyboard events

[dacap]

Review keyboard events and codes. Rename KeyScancode to VKey or something like that our KeyScancode is a virtual keycode in reality.

Also check what compatibility we can offer with web keycodes:

• https://developer.mozilla.org/en-US/docs/Web/API/UI_Events/Keyboard_event_code_values
• https://w3c.github.io/uievents/tools/key-event-viewer.html