message: Adding a couple test runs
diff: //
  // By default the sources and fields are all zero
  // mpirun -np 4 maxwell
  -// mpirun -np 4 maxwell -cs '0.3 0.0 -0.3 0.3 0.0 0.3 .2 1 3e8'
  -//
  +// mpirun -np 4 maxwell -m ../../data/ball-nurbs.mesh -rs 2
  +// -abcs '-1'
  // -dp '-0.3 0.0 0.0 0.3 0.0 0.0 0.1 1 .5 .5'
  -// -cs '0.0 0.0 -0.5 .2 100'
  +// -cs '0.0 0.0 -0.5 .2 10'
  // -ds '0.0 0.0 0.5 .2 10'
  //
  +// mpirun -np 4 maxwell -m ../../data/fichera.mesh -rs 3
  +// -ts 0.25 -tf 10 -dbcs '-1'
  +// -dp '-0.5 -0.5 0.0 -0.5 -0.5 1.0 0.1 1 .5 1'
  +//
  +// mpirun -np 4 maxwell -m ../../data/fichera.mesh -rs 3
  +// -ts 0.25 -tf 10
  +// -dp '-0.5 -0.5 0.0 -0.5 -0.5 1.0 0.1 1 .5 1'
  +// -dbcs '4 8 19 21' -abcs '5 18'
  +//
  // Description:
  // This mini app solves a simple 3D full-wave
  // electromagnetic problem.
  