They were moved back to 0.3 by a bad merge
@ -23,9 +23,9 @@ sha2 = "0.8"
digest = "0.8"
failure = "0.1"
regex = "1"
rio_api = "0.3"
rio_turtle = "0.3"
rio_xml = "0.3"
rio_api = "0.4"
rio_turtle = "0.4"
rio_xml = "0.4"
hex = "0.4"
nom = "5"