groff, lj4_font.man: Two formatting changes in the manual

[Bjarni Ingi Gislason]

                           Groff Bug Report

GROFF VERSION:
1.22.2 (groff-current from 17th October 2013)

MACHINE:
laptop, i586

OS:
Debian GNU/Linux 7.2 (wheezy) (Linux 3.2.46-1-rt67-1)

COMPILER:
gcc 4.7.2 (Debian 4.7.2-5)

INPUT FILES:
.../groff-current/devices/grolj4/lj4_font.man

COMMAND LINE:

DESCRIPTION OF INCORRECT BEHAVIOUR OR FAULTY INPUT (SOURCE):
  Changes:

  \(sd (second of arch (degree)) changed to " (inch)

  A full stop (.), that begins or ends a string, protected with \&

SUGGESTED FIX [optional]:

--- lj4_font.man        2009-01-05 20:10:57.000000000 +0000
+++ lj4_font.man.new    2013-11-29 22:14:11.000000000 +0000
@@ -89,10 +89,10 @@ Although HP PCL~5 LaserJet printers supp
 7200 units per inch, they use a 16-bit signed integer for cursor
 positioning; if
 .B devlj4
-is to support U.S. ledger paper (11\(sd~\(mu~17\(sd), the maximum usable
+is to support U.S.\& ledger paper (11"~\(mu~17"), the maximum usable
 resolution is 32\|767~/~17, or 1927, units per inch, which rounds down to
 1200 units per inch.
-If the largest required paper size is less (e.g., 8.5\(sd~\(mu~11\(sd or
+If the largest required paper size is less (e.g., 8.5"~\(mu~11" or
 A5), a greater resolution (and lesser unitwidth) can be specified.
 .\" --------------------------------------------------------------------------
 .SH LIMITATIONS