Comment out python unit tests in travis-ci
Comment out python unit tests in travis-ci

drpowell/biotool,supernifty/biotool,bjpop/biotool,bjpop/biotool,biotool-paper/biotool,drpowell/biotool,biotool-paper/biotool,drpowell/biotool,supernifty/biotool,supernifty/biotool,drpowell/biotool,bjpop/biotool,biotool-paper/biotool,lonsbio/biotool,lonsbio/biotool,drpowell/biotool,biotool-paper/biotool,biotool-paper/biotool,bjpop/biotool,supernifty/biotool,biotool-paper/biotool,biotool-paper/biotool,bjpop/biotool,bionitio-team/bionitio,supernifty/biotool,drpowell/biotool,bjpop/biotool,bjpop/biotool,biotool-paper/biotool,drpowell/biotool,supernifty/biotool,bjpop/biotool,supernifty/biotool,supernifty/biotool,drpowell/biotool,lonsbio/biotool,drpowell/biotool,supernifty/biotool,lonsbio/biotool,bjpop/biotool,supernifty/biotool,bjpop/biotool,drpowell/biotool,biotool-paper/biotool,biotool-paper/biotool