update and/or clarify some version references

doc/Guidebook.mn

@@ -1,4 +1,4 @@
-.\" $NHDT-Branch: NetHack-3.6 $:$NHDT-Revision: 1.333 $ $NHDT-Date: 1574900824 2019/11/28 00:27:04 $
+.\" $NHDT-Branch: NetHack-3.6 $:$NHDT-Revision: 1.334 $ $NHDT-Date: 1575245028 2019/12/02 00:03:48 $
 .\"
 .\" This is an excerpt from the 'roff' man page from the 'groff' package.
 .\" NetHack's Guidebook.mn currently does *not* adhere to these guidelines.
@@ -24,7 +24,7 @@
 .ds vr "NetHack 3.6
 .ds f0 "\*(vr
 .ds f1
-.ds f2 "November 27, 2019
+.ds f2 "December 1, 2019
 .
 .\" A note on some special characters:
 .\" \(lq = left double quote
@@ -4796,7 +4796,7 @@ if your game is compiled with DUMPLOG. Allows the following placeholders:
 .PL %%
 literal \(oq\f(CR%\fP\(cq
 .PL %v
-version (eg. \(lq\f(CR3.6.2\-0\fP\(rq)
+version (eg. \(lq\f(CR3.6.3\-0\fP\(rq)
 .PL %u
 game UID
 .PL %t

doc/Guidebook.tex

@@ -45,7 +45,7 @@
 %.au
 \author{Original version - Eric S. Raymond\\
 (Edited and expanded for 3.6 by Mike Stephenson and others)}
-\date{November 27, 2019}
+\date{December 1, 2019}
 
 \maketitle
 
@@ -5304,7 +5304,7 @@ if your game is compiled with DUMPLOG. Allows the following placeholders:
 %.sd
 %.si
 {\tt \%\%}  --- literal `{\tt \%}'\\
-{\tt \%v}  --- version (eg. ``{\tt 3.6.2-0}'')\\
+{\tt \%v}  --- version (eg. ``{\tt 3.6.3-0}'')\\
 {\tt \%u}  --- game UID\\
 {\tt \%t}  --- game start time, UNIX timestamp format\\
 {\tt \%T}  --- current time, UNIX timestamp format\\