Update runtime files.
diff --git a/runtime/doc/options.txt b/runtime/doc/options.txt
index 3554e96..97dbb5a 100644
--- a/runtime/doc/options.txt
+++ b/runtime/doc/options.txt
@@ -1,4 +1,4 @@
-*options.txt*	For Vim version 8.1.  Last change: 2019 Feb 19
+*options.txt*	For Vim version 8.1.  Last change: 2019 Mar 08
 
 
 		  VIM REFERENCE MANUAL	  by Bram Moolenaar
@@ -383,9 +383,9 @@
 
 			When the optional FALLBACK argument is present, a
 			later :setfiletype command will override the
-			'filetype'.  This is to used for filetype detections
-			that are just a guess.  |did_filetype()| will return
-			false after this command.
+			'filetype'.  This is to be used for filetype
+			detections that are just a guess.  |did_filetype()|
+			will return false after this command.
 
 			{not in Vi}