Set cohttp version to "dev" in opam file
Set cohttp version to "dev" in opam file

mor1/ocaml-cohttp,marklrh/ocaml-cohttp,marklrh/ocaml-cohttp,edwintorok/ocaml-cohttp,mor1/ocaml-cohttp,inhabitedtype/ocaml-cohttp,inhabitedtype/ocaml-cohttp,mor1/ocaml-cohttp,inhabitedtype/ocaml-cohttp,marklrh/ocaml-cohttp,edwintorok/ocaml-cohttp,edwintorok/ocaml-cohttp