Epetra Lesson 02: "print the norm on proc 0" prints on all processes

[jwuttke]

  // Print the norm of y on Proc 0.
  out << "Norm of y: " << theNorm << endl;

doesn't work as intended, but prints on all processes

[mhoemmen]

@trilinos/epetra

[mhoemmen]

You can submit a pull request, if you like :-)