Updated aifad, cfg, gpr, gsl, lacaml, pcre-ocaml, pomap, postgresql-ocaml, res, and sqlite3-ocaml
Merge https://github.com/OCamlPro/opam-repository
Fixed gsl depexts
Merge https://github.com/OCamlPro/opam-repository
Added missing OCaml version constraint for AIFAD
Merge pull request #1450 from mmottl/master

Updated aifad, cfg, gpr, gsl, lacaml, pcre-ocaml, pomap, postgresql-ocam...
Merge pull request #1455 from mirage/master

+fat-filesystem.0.9.0
Merge pull request #1456 from mirage/master

+mirage-xen.1.0.0
fix the remove field of typerep.109.55.00
Merge pull request #1458 from janestreet/master

fix the remove field of typerep.109.55.00
Release mirage-block-unix.1.2.0 and fat-filesystem.0.10.0

Signed-off-by: David Scott <dave.scott@eu.citrix.com>
Merge pull request #1459 from djs55/mirage-block-unix.1.2.0

Release mirage-block-unix.1.2.0 and fat-filesystem.0.10.0
+mirage-http-unix.1.0.0