Merge pull request #69 from nim65s/devel

include/ndcurves/MathDefs.h

include/ndcurves/bezier_curve.h

include/ndcurves/constant_curve.h

include/ndcurves/cross_implementation.h

include/ndcurves/cubic_hermite_spline.h

include/ndcurves/curve_abc.h

include/ndcurves/curve_constraint.h

include/ndcurves/curve_conversion.h

include/ndcurves/exact_cubic.h

include/ndcurves/fwd.h

include/ndcurves/linear_variable.h

include/ndcurves/optimization/details.h

include/ndcurves/piecewise_curve.h

include/ndcurves/polynomial.h

include/ndcurves/python/python_definitions.h

include/ndcurves/se3_curve.h

include/ndcurves/serialization/archive.hpp

include/ndcurves/serialization/curves.hpp

include/ndcurves/serialization/registeration.hpp

include/ndcurves/so3_linear.h