Added versions 1.8.4/1.9.2/1.10.1/1.11.0 of ocaml-efl.
Removed some versions of ocaml-efl to test v1.8.4.
ocaml-efl: Re-added versions 1.9.x.
ocaml-efl: Re-added versions 1.10.x.
ocaml-efl: Re-added version 1.11.0.
Merge pull request #2494 from axiles/master

New version for OCaml EFL