contour cosmetic changes
init test for triangulation
signature and init actions of triangulate
bug with copy of contour fixed
determine of vertex type added
small organize fixes
bugs fixed
map for helpers created
added operator + and - to range_circulator
added helper service
helper updates correctly
changed to explicit contour_circulator for float
reverse function added
work, ugly code but debug information
interactive visualisation added
switched to right comparator
simple test added
cosmetic changes
checking for intersections in checking triangulation
bugs fixed