[new release] irmin-watcher (0.5.0)
[new release] irmin-watcher (0.5.0)

CHANGES:

- Switch to GitHub Actions from Travis (mirage/irmin-watcher#31, @avsm)
- Initialise backends only when needed via a
  lazy watcher interface (mirage/irmin-watcher#31, @samoht @avsm)
- Use fsevents and cf-lwt packages (mirage/irmin-watcher#31, @avsm)
- Use ocamlformat.0.18.0 (mirage/irmin-watcher#31, @avsm)

Leonidas-from-XIV/opam-repository,c-cube/opam-repository,fpottier/opam-repository,jhwoodyatt/opam-repository,mjambon/opam-repository,kkirstein/opam-repository,codinuum/opam-repository,emillon/opam-repository,djs55/opam-repository,andersfugmann/opam-repository,ocaml/opam-repository,seliopou/opam-repository,astrada/opam-repository,kkirstein/opam-repository,jonludlam/opam-repository,nberth/opam-repository,jonludlam/opam-repository,andersfugmann/opam-repository,Chris00/opam-repository,mjambon/opam-repository,Chris00/opam-repository,pirbo/opam-repository,pqwy/opam-repository,abate/opam-repository,hannesm/opam-repository,c-cube/opam-repository,Leonidas-from-XIV/opam-repository,yallop/opam-repository,djs55/opam-repository,emillon/opam-repository,toots/opam-repository,seliopou/opam-repository,astrada/opam-repository,pqwy/opam-repository,lefessan/opam-repository,pirbo/opam-repository,nberth/opam-repository,fpottier/opam-repository,toots/opam-repository,hannesm/opam-repository,ocaml/opam-repository,yallop/opam-repository,codinuum/opam-repository,jhwoodyatt/opam-repository,lefessan/opam-repository