The main purpose is to ensure that the examples stay updated and continue
to work when the code changes.
The test names start with "example_" and also add the "example" label.
They can be run with either "ctest -R example" or "ctest -L example".
git-svn-id: https://subversion.assembla.com/svn/qmcdev/trunk@6959 e5b18d87-469d-4833-9cc0-8cdfa06e9491
Mark Dewing