message: In ex11p, add a better random seed for the sample run with
  inline-wedge.mesh.
diff: // mpirun -np 4 ex11p -m ../data/inline-tri.mesh
  // mpirun -np 4 ex11p -m ../data/inline-hex.mesh
  // mpirun -np 4 ex11p -m ../data/inline-tet.mesh
  -// mpirun -np 4 ex11p -m ../data/inline-wedge.mesh
  +// mpirun -np 4 ex11p -m ../data/inline-wedge.mesh -s 83
  // mpirun -np 4 ex11p -m ../data/amr-quad.mesh
  // mpirun -np 4 ex11p -m ../data/amr-hex.mesh
  // mpirun -np 4 ex11p -m ../data/mobius-strip.mesh -n 8
  