Update runtime files.
diff --git a/runtime/doc/options.txt b/runtime/doc/options.txt
index f4656de..e57de8f 100644
--- a/runtime/doc/options.txt
+++ b/runtime/doc/options.txt
@@ -1057,9 +1057,9 @@
 	- To include a comma in a directory name precede it with a backslash.
 	- A directory name may end in an '/'.
 	- For Unix and Win32, if a directory ends in two path separators "//",
-	  the swap file name will be built from the complete path to the file
-	  with all path separators changed to percent '%' signs. This will
-	  ensure file name uniqueness in the backup directory.
+	  the backup file name will be built from the complete path to the
+	  file with all path separators changed to percent '%' signs. This
+	  will ensure file name uniqueness in the backup directory.
 	  On Win32, it is also possible to end with "\\".  However, When a
 	  separating comma is following, you must use "//", since "\\" will
 	  include the comma in the file name. Therefore it is recommended to
@@ -2686,11 +2686,11 @@
 				option to see when this happens.
 
 		indent-heuristic
-                                 Use the indent heuristic for the internal
-                                 diff library.
+				Use the indent heuristic for the internal
+				diff library.
 
                 algorithm:{text} Use the specified diff algorithm with the
-				internal diff engine. Currently supported 
+				internal diff engine. Currently supported
 				algorithms are:
 				myers      the default algorithm
 				minimal    spend extra time to generate the
@@ -8120,13 +8120,14 @@
 			global or local to buffer |global-local|
 			{not in Vi}
 	List of file names, separated by commas, that are used to lookup words
-	for thesaurus completion commands |i_CTRL-X_CTRL-T|.  Each line in
-	the file should contain words with similar meaning, separated by
-	non-keyword characters (white space is preferred).  Maximum line
-	length is 510 bytes.
-	To obtain a file to be used here, check out this ftp site:
-	ftp://ftp.cerias.purdue.edu/pub/dict/wordlists/  First get the README
-	file.
+	for thesaurus completion commands |i_CTRL-X_CTRL-T|.
+
+	Each line in the file should contain words with similar meaning,
+	separated by non-keyword characters (white space is preferred).
+	Maximum line length is 510 bytes.
+
+	Unfortunately we currently cannot recommend a file to be used here.
+
 	To include a comma in a file name precede it with a backslash.  Spaces
 	after a comma are ignored, otherwise spaces are included in the file
 	name.  See |option-backslash| about using backslashes.