Updated shells/zsh to 5.3.1
---------------------------
2016-12-21  Peter Stephenson  <p.w.stephenson@ntlworld.com>

      * unposted: Config/version.mk, Etc/FAQ.yo, NEWS, README:
      release 5.3.1:

2016-12-18  Baptiste Daroussin  <bapt@FreeBSD.org>

      * 40210: Completion/Unix/Command/_sysctl: Add support modern
      FreeBSD and drop support for FreeBSD < 5

2016-12-18  Baptiste Daroussin  <bapt@gandi.net>

      * 40209: Completion/BSD/Command/_chflags: Fix typo in chflags
      completion

2016-12-16  Daniel Shahaf  <d.s@daniel.shahaf.name>

      * 40149: Functions/VCS_Info/Backends/VCS_INFO_get_data_git:
      vcs_info git: Avoid a fork.

      * 40203: Test/B03print.ztst: Resolve 'printf --' question from
      grandparent commit (thanks Chet).

2016-12-15  Barton E. Schaefer  <schaefer@zsh.org>

      * 40198: Test/V10private.ztst: output of B02typeset differs when
      (( UID == 0 )) so do not attempt to redo that test in that case

2016-12-14  Barton E. Schaefer  <schaefer@zsh.org>

      * 40179: Src/builtin.c: fix handling of "printf -" and "printf --"

      * unposted: Test/B03print.ztst: regression for 40179 / 37467

2016-12-12  Peter Stephenson  <p.w.stephenson@ntlworld.com>

      * unposted: Config/version.mk: update to 5.3-dev-0 to avoid
      clash with installed 5.3.

(mef)