0.0.8

• Drawing Improvements, thanks to @cameronwhite08
  • added facial culling using the shoelace formula
    https://www.cs.uic.edu/~jbell/CourseNotes/ComputerGraphics/VisibleSurfaces.html
    https://en.wikipedia.org/wiki/Back-face_culling
    https://en.wikipedia.org/wiki/Shoelace_formula
  • only perform measure operations when necessary
  • don't consider item if it is out of bounds
  • add user settable variable for bounds checking of items.
  • add user settable variable for culling checking of items.
• Update Project to api 28