libcommuni 3.4.0 -> 3.5.0
libdwarf 20180809 -> 20181024
ocaml-findlib 1.7.3 -> 1.8.0
swiften 3.0 -> 4.0
swiften 3.0 -> 4.0beta1
swiften 3.0 -> 4.0beta2
swiften 3.0 -> 4.0.1
swiften 3.0 -> 4.0.2