Rewrite using Visual Studio Instead of Godot

Hiya

I remade the basic dungeon mapper in Visual Studio rather than Godot, it supports upto 256x256 tile maps now, can save as/load and export.

Exports at 70x70 resolution (displays in program as 32x32)

Feedback would be appreciated. "Save" currently does nothing but "Save as..." works as intended. I just need to figure out some more persistent settings stuff sometime so I can make it work slightly better hopefully.

Thank you!

~Allie_-