Revert "Merge pull request #26 from hunner/add_travis"

This reverts commit 5b852fedc0b38675244d3bf425cb6c8cf19144a2, reversing
changes made to b9c4f3a8cfb2b797d455460b5bfe797837156a9d.
Merge pull request #28 from hunner/revert_travis

Revert "Merge pull request #26 from hunner/add_travis"