message: Fixed triangle quadrature weights
diff: Quadrature points for triangles on the [0, 1];[0, 1] intervals.
  */
  -const double TacsTriangleWts3[] = { 1.0/3.0 };
  +const double TacsTriangleWts3[] = { 1.0/6.0 };
  const double TacsTrianglePts3[] = { 1.0/6.0, 1.0/6.0,
  2.0/3.0, 1.0/6.0,
  1.0/6.0, 2.0/3.0 };
  -const double TacsTriangleWts4[] = { -27.0/48.0, 25.0/48.0 };
  +const double TacsTriangleWts4[] = { -27.0/96.0, 25.0/96.0 };
  const double TacsTrianglePts4[] = { 1.0/3.0, 1.0/3.0, 1.0/5.0, 1.0/5.0,
  3.0/5.0, 1.0/5.0, 1.0/5.0, 3.0/5.0 };
  -const double TacsTriangleWts6[] = { 0.109951743655322, 0.223381589678011 };
  +const double TacsTriangleWts6[] = { 0.054975871827661, 0.111690794839006 };
  const double TacsTrianglePts6[] = { 0.091576213509771, 0.091576213509771,
  0.816847572980459, 0.091576213509771,
  0.091576213509771, 0.816847572980459,
  