Mat4f achieved and documented

223  float determinant() const;
228  Mat4f comatrix() const;
234  Mat4f adjugate() const;
239  Mat4f transposed() const;
244  Mat4f transpose();
251  Mat4f inverted() const;
256  Mat4f invert();
263  void minor(int row, int col, float * minor) const;
Merge branch '0.1-création-des-classes' of https://github.com/bombermen/RayTracer into 0.1-création-des-classes

Conflicts:
	Shape.cpp