[+] checking ccw contour for convex with tests
[+] checking contour for ccw orientation with tests
rectangle-segment intersection method uses 1 segment intersection instead of 4
[+] convex ccw contour contains point (with tests)
[+] visualization for "checking contour for ccw orientation"
[+] visualization for "checking ccw contour for convex"
[+] visualization for "convex ccw contour contains point"
point inside nonconvex polygon algo
add tests point inside nonconvex contour
use CG_COLLINEAR & CG_LEFT instead of ints
use orientation_t type instead of int
Added naive implementation of dynamic convex hull with viz and tests
Merge pull request #18 from BorisMinaev/rectangle-segment-intersect-update

rectangle-segment intersection method uses 1 segment intersection instead of 4
Merge pull request #19 from BorisMinaev/point-inside-polygon

Point inside nonconvex contour algorithm and tests
Merge pull request #23 from BlackHawk74/segment_intersection_fix

Segment intersection fix
Merge pull request #24 from BlackHawk74/visualization

Contour contains point visualization
Merge pull request #22 from grtkachenko/dynamic_convex_hull_naive

Added naive implementation of dynamic convex hull with viz and tests
#25
cosmetic
close #17: merging free0u add-algo