Add 2d vectors and static constructors for them

Remove == operator for points. Add Equal function

simplify Interval class and remove implementation from header

Rename GetNormal -> Ortogonal. Make Orthogonal and Normalize free functions

Rename Vector -> Vector3D, Point -> Point3D

add tasks to TODO list

add serialization and deserialization back

Point cloud uses surface

fix tests

point cloud fix

point cloud fix

Delete commented code (I hate Microsoft)

delete commented code

static constructors for Segment uses std::optional

Separate PolyLine from Segment and Contour

remove friend functions

Separate Projection from Curves

Working on point cloud

fix SolveQuadratic function

separate tests into different files

Switch to conan and rewrite build script

fix algorithms and generation

try to see first results

Segment contains variant of Linr and Circle

rename Intersects to intersections

add intersections between circles

add intersection calculation