9718 update mandoc to 1.14.4

@@ -1,6 +1,6 @@
-.\"     $Id: tbl.7,v 1.28 2017/06/28 00:59:57 schwarze Exp $
+.\"     $Id: tbl.7,v 1.29 2017/10/17 23:19:12 schwarze Exp $
 .\"
 .\" Copyright (c) 2010, 2011 Kristaps Dzonsons <kristaps@bsd.lv>
 .\" Copyright (c) 2014, 2015, 2017 Ingo Schwarze <schwarze@openbsd.org>
 .\"
 .\" Permission to use, copy, modify, and distribute this software for any

@@ -13,11 +13,11 @@
 .\" 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: June 28 2017 $
+.Dd $Mdocdate: October 17 2017 $
 .Dt TBL 5
 .Os
 .Sh NAME
 .Nm tbl
 .Nd tbl language reference for mandoc

@@ -418,11 +418,13 @@
 E. Lesk at Bell Labs in 1975.
 The GNU reimplementation of tbl, part of the groff package, was released
 in 1990 by James Clark.
 A standalone tbl implementation was written by Kristaps Dzonsons in
 2010.
-This formed the basis of the implementation that is part of the
+This formed the basis of the implementation that first appeared in
+.Ox 4.9
+as a part of the
 .Xr mandoc 1
 utility.
 .Sh AUTHORS
 This
 .Nm