Release 4.06.1

Dear OCaml users,

We have the pleasure of celebrating the anniversary of the founding
of the Red Cross by announcing the release of OCaml version 4.06.1.
This is mainly a bug-fix release, see the list of changes below.

It is available as an OPAM switch and as a source download from:
https://github.com/ocaml/ocaml/releases

Happy hacking,

-- Damien Doligez for the OCaml team.


OCaml 4.06.1 (16 Feb 2018):
---------------------------

### Bug fixes

- MPR#7661, GPR#1459: fix faulty compilation of patterns
  using extensible variants constructors
  (Luc Maranget, review by Thomas Refis and Gabriel Scherer, report
  by Abdelraouf Ouadjaout and Thibault Suzanne)

- MPR#7702, GPR#1553: refresh raise counts when inlining a function
  (Vincent Laviron, Xavier Clerc, report by Cheng Sun)

- MPR#7704, GPR#1559: Soundness issue with private rows and =
pattern-matching
  (Jacques Garrigue, report by Jeremy Yallop, review by Thomas Refis)

- MPR#7705, GPR#1558: add missing bounds check in =
Bigarray.Genarray.nth_dim.
  (Nicol=C3=A1s Ojeda B=C3=A4r, report by Jeremy Yallop, review by =
Gabriel Scherer)

- MPR#7713, GPR#1587: Make pattern matching warnings more robust
  to ill-typed columns; this is a backport of GPR#1550 from 4.07+dev
  (Thomas Refis, review by Gabriel Scherer, report by Andreas Hauptmann)

- GPR#1470: Don't commute negation with float comparison
  (Leo White, review by Xavier Leroy)

- GPR#1538: Make pattern matching compilation more robust to ill-typed =
columns
  (Gabriel Scherer and Thomas Refis, review by Luc Maranget)