message: fixed complexification issues from rigid body element
diff: @@ -707,7 +707,7 @@ int TACSRigidBody::getDesignVarNums( int elemIndex,
  // Get the moment of mass variables
  for ( int k = 0; k < 3; k++ ){
  if (cDV[k] >= 0 && cDV[k] < dvLen){
  - dvNums[count] = cRef[k];
  + dvNums[count] = cDV[k];
  count++;
  }
  }
  @@ -715,7 +715,7 @@ int TACSRigidBody::getDesignVarNums( int elemIndex,
  // Get the second moment of mass variables
  for ( int k = 0; k < 6; k++ ){
  if (JDV[k] >= 0 && JDV[k] < dvLen){
  - dvNums[count] = JRef[k];
  + dvNums[count] = JDV[k];
  count++;
  }
  }
  