glog 0.3.5 -> 0.4.0
ocaml-findlib 1.7.3 -> 1.8.0
swiften 3.0 -> 4.0
swiften 3.0 -> 4.0.1
swiften 3.0 -> 4.0.2
swiften 3.0 -> 4.0.3