patch 8.1.1204: output of :command with address completion is not nice

Problem:    Output of :command with address completion is not nice.
Solution:   Shorten the address completion names.

runtime/doc/map.txt

@@ -1,4 +1,4 @@
-*map.txt*       For Vim version 8.1.  Last change: 2018 Dec 18
+*map.txt*       For Vim version 8.1.  Last change: 2019 Apr 25
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -1193,9 +1193,10 @@ scripts.
 
 :com[mand]						*:com* *:command*
 			List all user-defined commands.  When listing commands,
-			the characters in the first two columns are
+			the characters in the first columns are:
 			    !	Command has the -bang attribute
 			    "	Command has the -register attribute
+			    |   Command has the -bar attribute
 			    b	Command is local to current buffer
 			(see below for details on attributes)
 			The list can be filtered on command name with
@@ -1400,14 +1401,15 @@ It is possible that the special characters in the range like ., $ or % which
 by default correspond to the current line, last line and the whole buffer,
 relate to arguments, (loaded) buffers, windows or tab pages.
 
-Possible values are:
-	-addr=lines		Range of lines (this is the default)
-	-addr=arguments		Range for arguments
-	-addr=buffers		Range for buffers (also not loaded buffers)
-	-addr=loaded_buffers	Range for loaded buffers
-	-addr=windows		Range for windows
-	-addr=tabs		Range for tab pages
-	-addr=other		other kind of range
+Possible values are (second column is the short name used in listing):
+    -addr=lines		  	Range of lines (this is the default)
+    -addr=arguments	  arg	Range for arguments
+    -addr=buffers	  buf	Range for buffers (also not loaded buffers)
+    -addr=loaded_buffers  load	Range for loaded buffers
+    -addr=windows	  win	Range for windows
+    -addr=tabs		  tab	Range for tab pages
+    -addr=quickfix	  qf	Range for quickfix entries
+    -addr=other		  ?	other kind of range
 
 
 Special cases ~