Add bold fonts. Improve the layout.

Author: janpgit

posters/unix-poster-AR-2018.roff

@@ -2,41 +2,49 @@
 
 .\" x=unix-poster-AR-2018; groff -Tps -P-pa4 $x.roff > $x.ps; ps2pdf $x.ps $x.pdf
 
-.po 0.7i
+.po 0.75i
+.ll 6.8i
 .ft AR
 .sp 2i
 .ce
-.ps 104
-Unix/Linux
+.ps 100
+\f(ABUnix/Linux\fP
 
-.sp 1.55c
+.sp 1.6c
 .ce
-.ps 40
+.ps 45
 .ti 0.5c
-\f(AIProgramming\fP
+.\"\f(AIProgramming\fP
+.\".ft ABI
+.ft AI
+Programming\fP
+.ft AR
 
 .sp 2c
 .ce
 .ps 60
 .ti 0.5c
-in C
+\f(ABin C\fP
 
 .ps 16
-.sp 1.3c
+.sp 1.5c
 .ce
 .\" groff 1.19 does not support -K utf-8
 .\" Vladimír Kotal, Principal Software Engineer, Oracle
 Mgr. Vladim\['i]r Kotal, Principal Software Engineer, Oracle
-.sp 0.3c
+.sp 0.5c
 .ce
 Mgr. Jan Pechanec, Principal Software Engineer, Oracle
-.sp 1c
-.ps 18
+.sp 1.4c
+.ps 20
 .ce
 http://mff.devnull.cz
-.sp 1c
+
+.\" With 0.75i page offset and 8.3i A4 page width, the line length should be
+.\" 6.8i.  However, with the bullets for the list, 6.5i looks much better.
+.ll 6.5i
+.sp 1.2c
 .in 0.6i
-.ll 6i
 .ps 12
 .ti -0.19i
 \(bu\ \ \f(ABNSWI015, 2/1, SISAL\fP