To run the test suite some bash testing framework was used
bu upstream as Git submodules.  For the Git packaging these
were downloaded separately

Files: debian/bash-tap/*
  Obtained from
    https://github.com/illusori/bash-tap

Files: debian/test-simple-bash/*
  Obtained from
    https://github.com/ingydotnet/test-simple-bash/tree/master/lib
