test 3.4 on Travis
test 3.4 on Travis

ostwald/scrapi,CenterForOpenScience/scrapi,jeffreyliu3230/scrapi,alexgarciac/scrapi,CenterForOpenScience/scrapi,erinspace/scrapi,fabianvf/scrapi,felliott/scrapi,erinspace/scrapi,felliott/scrapi,mehanig/scrapi,mehanig/scrapi,fabianvf/scrapi