Added woraround for Travis' current inability to provide a working Python 3.7. For  a discussion also see https://github.com/travis-ci/travis-ci/issues/9815.
Added woraround for Travis' current inability to provide a working Python 3.7. For  a discussion also see https://github.com/travis-ci/travis-ci/issues/9815.

roskakori/pygount,roskakori/pygount