[CleanUp] Removing deprecated function headers for output
Reading initial geometry with a slightly faster algorithm for vertex finding.
Flushing of stdout.
Fixing a bug related to rounding errors when box filling was chosen.
Implementing a proper test for determining the distance to the wall.

This is using a check that calculates the distance from a triangle to a point to be filled.
Adding a .gitignore file to ignore swap files and the executable in resources