Add changelog entry for #1409
Add changelog entry for #1409

ocaml/merlin,ocaml/merlin,ocaml/merlin,dra27/merlin,rgrinberg/merlin,dra27/merlin,rgrinberg/merlin,dra27/merlin,dra27/merlin,rgrinberg/merlin,ocaml/merlin,rgrinberg/merlin