[ocaml-infra] new Github projects under the "ocaml" organization

[Damien Doligez]

> On 2016-12-08, at 14:25, Anil Madhavapeddy <anil at recoil.org> wrote:
> 
>> * We can pin 6 of the main repositories to the OCaml organisation page as per the Mirage organisation page: https://github.com/mirage 
> 
> Sounds good; how about:
> 
> ocaml
> ocaml-manual
> ocamlbuild
> opam
> opam-repository
> ocaml.org

ocaml-manual is obsolete, so we get to add another.

-- Damien