9718 update mandoc to 1.14.4

*** 1,6 ****
! .\"     $Id: eqn.7,v 1.36 2017/07/20 11:07:27 schwarze Exp $
  .\"
  .\" Copyright (c) 2011 Kristaps Dzonsons <kristaps@bsd.lv>
  .\" Copyright (c) 2014 Ingo Schwarze <schwarze@openbsd.org>
  .\"
  .\" Permission to use, copy, modify, and distribute this software for any
--- 1,6 ----
! .\"     $Id: eqn.7,v 1.37 2017/09/04 10:35:27 schwarze Exp $
  .\"
  .\" Copyright (c) 2011 Kristaps Dzonsons <kristaps@bsd.lv>
  .\" Copyright (c) 2014 Ingo Schwarze <schwarze@openbsd.org>
  .\"
  .\" Permission to use, copy, modify, and distribute this software for any
*** 13,23 ****
  .\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  .\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  .\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  .\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  .\"
! .Dd $Mdocdate: July 20 2017 $
  .Dt EQN 5
  .Os
  .Sh NAME
  .Nm eqn
  .Nd eqn language reference for mandoc
--- 13,23 ----
  .\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  .\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  .\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  .\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  .\"
! .Dd $Mdocdate: September 4 2017 $
  .Dt EQN 5
  .Os
  .Sh NAME
  .Nm eqn
  .Nd eqn language reference for mandoc
*** 81,91 ****
          | \(dqset\(dq text text
          | \(dqundef\(dq text
          | \(dqsqrt\(dq box
          | box pos box
          | box mark
!         | \(dqmatrix\(dq \(dq{\(dq [col \(dq{\(dq list \(dq}\(dq ]*
          | pile \(dq{\(dq list \(dq}\(dq
          | font box
          | \(dqsize\(dq text box
          | \(dqleft\(dq text eqn [\(dqright\(dq text]
  col     : \(dqlcol\(dq | \(dqrcol\(dq | \(dqccol\(dq | \(dqcol\(dq
--- 81,91 ----
          | \(dqset\(dq text text
          | \(dqundef\(dq text
          | \(dqsqrt\(dq box
          | box pos box
          | box mark
!         | \(dqmatrix\(dq \(dq{\(dq [col \(dq{\(dq list \(dq}\(dq]* \(dq}\(dq
          | pile \(dq{\(dq list \(dq}\(dq
          | font box
          | \(dqsize\(dq text box
          | \(dqleft\(dq text eqn [\(dqright\(dq text]
  col     : \(dqlcol\(dq | \(dqrcol\(dq | \(dqccol\(dq | \(dqcol\(dq