cleanup some trailing whitespaces

README

@@ -1,10 +1,10 @@
 What is XBoard?
 ===============
 XBoard is a graphical chessboard for the X Window System.  It can
-serve as a user interface for chess engines such as Fairy-Max, 
-Crafty or GNU Chess, for the Internet Chess Server, or for electronic 
-mail correspondence chess. It supports all major forms of chess, such 
-as international chess, xiangqi and shogi. XBoard can also be used by 
+serve as a user interface for chess engines such as Fairy-Max,
+Crafty or GNU Chess, for the Internet Chess Server, or for electronic
+mail correspondence chess. It supports all major forms of chess, such
+as international chess, xiangqi and shogi. XBoard can also be used by
 itself as viewer for stored chess games.  See the manual page for
 further details.
 
@@ -71,4 +71,3 @@ Here is a sample of approximately what you should type (on Unix):
 If you improve XBoard, please send a message about your changes, and
 we will get in touch with you about merging them in to the main line
 of development.
-

doc-maint/release.org

@@ -24,29 +24,29 @@ See script make-xboard-release that can handle GNU-upload and tagging in git.
   1) email gnu (check admin page for gnu) http://www.gnu.org/prep/maintain/html_node/Announcements.html#Announcements
   2) email chess servers (ICS, FICS) and other web directories
   3) email linux distributions/update opensuse (Arun can handle OpenSUSE)
-  4) email info-gnu-chess 
+  4) email info-gnu-chess
 - update freshmeat.net (Tim can do this, email him)
 - newsgroups add short discription of xboard to news item
   1)  gnu.chess, info-gnu-chess
   2)  rec.games.chess.computer
   3)  comp.os.linux.announce
-  4)  WinBoard forum web page (HGM does this one) 
-- update git to the next pre-release 
+  4)  WinBoard forum web page (HGM does this one)
+- update git to the next pre-release
 
 ** Template for emails
 
 fill in the <...>
 
 Subject: release of XBoard version <...>
 
-Hello, 
+Hello,
 
 A new version of XBoard is available. Here are some details:
 
 Short description:
 
-XBoard is a graphical user interface for chess in all its major forms, 
-including international chess, xiangqi (Chinese chess), shogi Japanese chess) 
+XBoard is a graphical user interface for chess in all its major forms,
+including international chess, xiangqi (Chinese chess), shogi Japanese chess)
 and Makruk. Many variations of chess are also supported.
 
 Web page:
@@ -59,13 +59,13 @@ http://ftp.gnu.org/gnu/xboard/
 
 Windows binaries will be available at:
 
-http://www.open-aurec.com/wbforum/viewforum.php?f=19 
+http://www.open-aurec.com/wbforum/viewforum.php?f=19
 
 Development at:
 
 https://savannah.gnu.org/projects/xboard/
 
-News: 
+News:
 
 <list of most important new features>
 See the NEWS file in the distribution or git for more details.

zippy.README

@@ -50,7 +50,7 @@ tends to work poorly because it is dull when shouted in isolated
 
 * * *
 
-Unix: To build the Zippy version of xboard, on most systems just do: 
+Unix: To build the Zippy version of xboard, on most systems just do:
 	configure --enable-zippy
 	make
 
@@ -126,12 +126,12 @@ NEW OPTIONS
 	its sayings file.  You can alias this to whatever you like.
 	If XXX is censoring you, he is automatically removed from your
 	notify list.
-	
+
 	(3) If a player XXX in your notify list logs off, xboard sends
-	the command "farewell XXX" to ICS.  You can alias this to 
+	the command "farewell XXX" to ICS.  You can alias this to
 	whatever you like.  Note that the player is already gone, so
 	telling him something is futile.
-	
+
 	If zippyTalk is on, colorization in the ICS interaction
 	window, and the sounds corresponding to colors in that window,
 	do not work.  The reply feature captures the tells, etc.,
@@ -263,7 +263,7 @@ NEW OPTIONS
         partner tells to be relayed to the engine with the ptell
         command.
 
-  -zippyMaxGames int 
+  -zippyMaxGames int
   -zippyReplayTimeout
         If zippyMaxGames > 0, Zippy will play at most the given number
 	of consecutive games against the same opponent.  Thereafter,
@@ -280,8 +280,8 @@ NEW OPTIONS
 	starts a game between Zippy and the first opponent to respond,
 	giving Zippy no choice about whether to accept or decline.
 
-  -zippyShortGame int 
-        If zippyShortGame > 0, Zippy will decline all challenges 
+  -zippyShortGame int
+        If zippyShortGame > 0, Zippy will decline all challenges
 	from an opponent that terminated a game before the given number
 	of ply (with an explanatory tell) until either someone else has
 	played or zippyReplayTimeout seconds have elapsed. Do not set

zippy.lines

@@ -23,8 +23,8 @@ more than 250 characters long, it will never be used.  This is an
 extra sentence to make the saying more than 250 characters long so
 that the previous sentence will be true.
 ^
-The eighth item to know is that when you are testing, you had better have 
-several valid sayings in your file; for various reasons, having too few 
+The eighth item to know is that when you are testing, you had better have
+several valid sayings in your file; for various reasons, having too few
 sayings can cause Zippy to get into an endless loop, or to be very slow.
 ^
 As the ninth and final saying, let me add that you need a caret