fixes travis errors
fixes travis errors

anilthanki/tgac-galaxytools,anilthanki/tgac-galaxytools,TGAC/earlham-galaxytools,anilthanki/tgac-galaxytools,TGAC/earlham-galaxytools,TGAC/earlham-galaxytools,anilthanki/tgac-galaxytools,TGAC/earlham-galaxytools,TGAC/earlham-galaxytools,anilthanki/tgac-galaxytools