update some history

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{May 16, 2018}
+\date{May 26, 2018}
 
 \maketitle
 
@@ -5283,6 +5283,25 @@ and Integrity (aka Itanium aka IA64) but not VAX.
 {\it Ray Chason}  resurrected the msdos port for 3.6.1 and contributed the
 necessary updates to the community at large.
 
+%.pg
+\medskip
+Shortly after the release of 3.6.1, reports of some display 
+performance issues on some platforms began to emerge. With the help of 
+some members of the }\it NetHack\/} community, those issues were 
+tracked down and resolved. The display performance fixes were combined 
+with a couple of dozen other bug fixes and released as 
+NetHack 3.6.2 in late May 2018.
+
+%.pg
+\medskip
+The development team at the time of release of 3.6.2 consisted of
+{\it Warwick Allison}, {\it Michael Allison}, {\it Ken Arromdee}, 
+{\it David Cohrs}, {\it Jessie Collet},
+{\it Pasi Kallinen}, {\it Ken Lorber}, {\it Dean Luick},
+{\it Patric Mueller}, {\it Pat Rankin}, {\it Derek S. Ray},
+{\it Alex Smith}, {\it Mike Stephenson}, {\it Janet Walz}, and
+{\it Paul Winner}.
+
 %.pg
 \medskip
 \nd The official {\it NetHack\/} web site is maintained by {\it Ken Lorber} at
@@ -5297,7 +5316,7 @@ http:{\tt /}{\tt /}www.nethack.org{\tt /}.
 
 \subsection*{Special Thanks}
 \nd On behalf of the {\it NetHack\/} community, thank you very much once
-again to {\it M. Drew Streib}, {\it Pasi Kallinen} for providing a
+again to {\it M. Drew Streib} and {\it Pasi Kallinen} for providing a
 public NetHack server at nethack.alt.org. Thanks to {\it Keith Simpson} 
 and {\it Andy Thomson} for hardfought.org. Thanks to all those 
 unnamed dungeoneers who invest their time and effort into annual