message: Clarifying comment for order of Tetrahedron vertices
  Per PR review suggestion.
diff: @@ -52,6 +52,10 @@ public:
  * \param [in] B Vertex B of the tetrahedron
  * \param [in] C Vertex C of the tetrahedron
  * \param [in] D Vertex D of the tetrahedron
  + *
  + * \note The orientation of the tetrahedron is determined from the
  + * scalar triple product of the vectors from B, C and D to A, respectively,
  + * i.e. \f$ dot(B-A, cross(C-A, D-A)) \f$.
  */
  AXOM_HOST_DEVICE
  Tetrahedron(const PointType& A,
  