- break up and expand shoulder polys, so they overlap runways.
This keeps cracks from forming between the shoulder and runway
do to roundoff error
- Add verbose option to polygon_tesselate functions to aid in debugging
can set at runtime to produce triangulation output for just 1 poly.
- add remove_small_cycles to poly cleanup routines before triangulation
- more warnings cleanup in ClosePoly.cxx
- add more output in normal execution path, as some airports can go for
hours without printing any status. Hard to tell if it's locked up
