Christopher Schwan

First, thanks a lot for this file! I found it when I saw your answer on [stackoverflow.com](http://stackoverflow.com/questions/3968656/how-to-compile-mpi-and-non-mpi-version-of-the-same-program-with-automake) and use it now for one of my projects. I found a tiny...

This branch adds the `chkpt` program, which allows to read the data written to checkpoints and print them in a convenient format.