Skip graph drawing test on Travis
Skip graph drawing test on Travis

pvtodorov/indra,pvtodorov/indra,johnbachman/indra,johnbachman/belpy,sorgerlab/belpy,pvtodorov/indra,bgyori/indra,pvtodorov/indra,johnbachman/belpy,johnbachman/indra,johnbachman/indra,bgyori/indra,sorgerlab/indra,sorgerlab/belpy,johnbachman/belpy,sorgerlab/belpy,sorgerlab/indra,sorgerlab/indra,bgyori/indra