• specialise io to Lwt.t (@hannesm #5)

• remove type io (@hannesm #5)

• lower OCaml bound 4.06.0, test up to 4.09.0 (@hannesm #5)

v1.2.0 2019-02-08

• Port build to dune (@avsm)

• Upgrade opam metadata to 2.0 (@avsm)

• ocamldoc improvements (@avsm)

v1.1.0 2017-05-23

• Port build to Jbuilder.

• Add Travis CI build matrix.

v1.0.0 2016-12-20

• Initial version, code imported from https://github.com/mirage/mirage