Release 0.6

CHANGES:

* Require OCaml 4.08 and remove `bigarray-compat` dependency (@hannesm, #17)

Release 0.5

CHANGES:

* Remove `{build}` directive into the OPAM file (@craigfe, #10)
* Add `unsafe_bigarray` into `Rke.Weighted` (@anmonteiro, #11)
* Lint OPAM file (@kit-ty-kate, #12)
* Fix the distribution and the CI (@dinosaure, #13)
* Update the distribution with `cmdliner.1.1.0` (@dinosaure, #15)

Distribution v0.4

Update CHANGES.md

Distribution v0.2

Distribution v0.1