message: pumi/ex6p: const adapt input instances
diff: @@ -150,7 +150,7 @@ int main(int argc, char *argv[])
  if (ref_levels > 1)
  {
  - ma::Input* uniInput = ma::configureUniformRefine(pumi_mesh, ref_levels);
  + const ma::Input* uniInput = ma::configureUniformRefine(pumi_mesh, ref_levels);
  if ( geom_order > 1)
  {
  @@ -345,9 +345,7 @@ int main(int argc, char *argv[])
  apf::destroyField(ipfield);
  // 18. Perform MesAdapt.
  - ma::Input* erinput = ma::configure(pumi_mesh, sizefield);
  - erinput->shouldFixShape = true;
  - erinput->maximumIterations = 2;
  + const ma::Input* erinput = ma::configure(pumi_mesh, sizefield);
  if ( geom_order > 1)
  {
  crv::adapt(erinput);
  