message: More renaming.
diff: // CONTRIBUTING.md for details.
  //
  // --------------------------------------------------------------
  -// Radial NC: radial non-conforming mesh generator
  +// Polar NC: polar non-conforming mesh generator
  // --------------------------------------------------------------
  //
  // This miniapp TODO
  //
  -// Compile with: make radial-nc
  +// Compile with: make polar-nc
  //
  -// Sample runs: radial-nc --radius 1 --nsteps 10
  -// radial-nc --aspect 2
  -// radial-nc --dim 3 --order 4
  +// Sample runs: polar-nc --radius 1 --nsteps 10
  +// polar-nc --aspect 2
  +// polar-nc --dim 3 --order 4
  #include "mfem.hpp"
  #include <fstream>
  @@ -526,7 +526,7 @@ int main(int argc, char *argv[])
  }
  // save the final mesh
  - ofstream ofs("radial.mesh");
  + ofstream ofs("polar.mesh");
  ofs.precision(8);
  mesh->Print(ofs);
  