hoping this fixes 3.x travis failures
hoping this fixes 3.x travis failures

Carralex/landlab,amandersillinois/landlab,csherwood-usgs/landlab,cmshobe/landlab,Carralex/landlab,landlab/landlab,RondaStrauch/landlab,csherwood-usgs/landlab,cmshobe/landlab,amandersillinois/landlab,Carralex/landlab,landlab/landlab,cmshobe/landlab,RondaStrauch/landlab,landlab/landlab,RondaStrauch/landlab