[new release] doi2bib (0.5.2)
[new release] doi2bib (0.5.2)

CHANGES:

- Move from cuz to the published clz
- Move from dx.doi.org to crossref rest api service,
  the latter gives better and more consistent results and
  does not seem to require a fallback service any longer
- Update arxiv generated bibtex accordingly
- Update ocamlformat

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