enable OCaml 4.05 in .opam
enable OCaml 4.05 in .opam

dra27/merlin,ocaml/merlin,the-lambda-church/merlin,dra27/merlin,dra27/merlin,ocaml/merlin,rgrinberg/merlin,ocaml/merlin,ocaml/merlin,the-lambda-church/merlin,rgrinberg/merlin,rgrinberg/merlin,rgrinberg/merlin,the-lambda-church/merlin,dra27/merlin