Full Walkthrough added

I've added a full youtube walkthrough to the project, which should hopefully improve the games accessibility. Moving foward, I intend to launch with a walkthrough of the game available wherever possible.

I've also slightly improved levels 13 and 14, and slightly changed the graphics.

This is the first time I've walked through this process, and it was extremely educational. My work flow looked like:

1. Record myself playing the game using OBS
2. Edit the project using lightworks to remove dead time at the beginning and end.
3. Upload the file to youtube, and add timestamps for the start of each level.
   

I have a new puzzlescript project im working on, but I may produce a video post mortem with voice recording for this project. That would be exciting!