Typos

Update TODO.md

Changed executable name

Added some project structure files

Added default ursina models and texture as they didn't seem to be iincluded when Building

As exit didn,'t work neither I switched it to sys.exit and it works now

Changed quit to exit as it seemed to work better with setuptools

Added `setup.py` and `requirements.txt` to allow for building with setuptools

Fixed onclick being None causing a bug in some versions of ursina

Added .gitignore

Removed Pyinstaller files

Build attempts and fixes

Buttons frozen whilst solving + popup

Added move counter

No longer freezes when solving