polynomial and piecewise_polynomial : remove dim from template and init it from the size of the points

[python] piecewise : add method to append a final point to the curve and automatically create a polynomial between current final point and desired one

[Fix cubic hermite] Cubic hermite in python : Use tangent instead of position

See merge request loco-3d/curves!15

[CI] setup CI

See merge request loco-3d/curves!16

[Fix cubic hermite] Cubic hermite in pyhton : Use tangent instead of position to build cubic hermite

JasonChmn authored 5 years ago and Pierre Fernbach committed 5 years ago

[dynamic dim - hermite python] Binding done for cubic hermite spline with dynamic dimension - Test OK