Trim trailing spaces.

doc/xnc.hlp

@@ -10,7 +10,7 @@
 
 Version 
 
-This is the main help screen for the GNU Midnight Commander. 
+This is the main help screen for the GNU Midnight Commander.
 
 To learn more on how to use the interactive help facility
 just tap 
enterHow to use help. You may like to go directly to the
@@ -373,7 +373,7 @@ file to most effectively convey the exclusion of warranty;
 and each file should have at least the "copyright" line
 and a pointer to where the full notice is found.
 
-<one line to give the program's name and a brief idea of 
+<one line to give the program's name and a brief idea of
 what it does.>
 Copyright (C) 19yy  <name of author>
 
@@ -465,15 +465,15 @@ The full key list of the help viewer:
 
General movement keysGeneral Movement Keys are accepted.
 
 tab           Move to the next item.
-M-tab         Move to the previous item. 
+M-tab         Move to the previous item.
 down          Move to the next item or scroll a line down.
 up            Move to the previous item or scroll a line up.
-right, enter  Follow the current link.    
+right, enter  Follow the current link.
 left, l       Go back in the history of visited nodes.
 F1            Show the help for the help viewer.
 n             Go to the next node.
-p             Go to the previous node.    
+p             Go to the previous node.
-c             Go to the Contents node.    
+c             Go to the Contents node.
 F10, esc      Exit the help viewer.
 
 Local variables: