Update runtime files
diff --git a/runtime/doc/mbyte.txt b/runtime/doc/mbyte.txt
index 7b8c21f..4ed01ac 100644
--- a/runtime/doc/mbyte.txt
+++ b/runtime/doc/mbyte.txt
@@ -1,4 +1,4 @@
-*mbyte.txt*     For Vim version 8.1.  Last change: 2019 Apr 28
+*mbyte.txt*     For Vim version 8.1.  Last change: 2019 Jul 04
 
 
 		  VIM REFERENCE MANUAL	  by Bram Moolenaar et al.
@@ -943,11 +943,12 @@
 IME many many many times.  Because IME with status on is hooking all of your
 key inputs, you cannot input 'j', 'k', or almost all of keys to Vim directly.
 
-This |+multi_byte_ime| feature help this.  It reduce times of switch status of
-IME manually.  In normal mode, there are almost no need working IME, even
-editing multibyte text.  So exiting insert mode with ESC, Vim memorize last
-status of IME and force turn off IME.  When re-enter insert mode, Vim revert
-IME status to that memorized automatically.
+The |+multi_byte_ime| feature helps for this.  It reduces the number of times
+the IME status has to be switched manually.  In Normal mode, there is almost
+no need to use IME, even when editing multibyte text.  So when exiting Insert
+mode, Vim memorizes the last status of IME and turns off IME.  When
+re-entering Insert mode, Vim sets the IME status to that memorized status
+automatically.
 
 This works on not only insert-normal mode, but also search-command input and
 replace mode.