[NonGNU ELPA] Caml version 4.9

[ELPA update]

Version 4.9 of package Caml has just been released in NonGNU ELPA.
You can now find it in M-x package-list RET.

Caml describes itself as:
  Caml mode for GNU Emacs

More at https://elpa.nongnu.org/nongnu/caml.html