disable warning location for 4.06 (fix #756)
disable warning location for 4.06 (fix #756)

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