Easy Editor Buttons 1.3 Tools 4.3 Community

Submitted by user chairfull; MIT; 2024-08-28

One line of code can add buttons to:
- Inspector @button
- 2D Viewport @button2D
- 3D Viewport @button3D
- Menu Bar @editor_menubar
- Dropdown from function @dropdown

1.3: Added @dropdown + fixes.

**Check README for the many features!**