Update runtime files and translations
diff --git a/runtime/doc/windows.txt b/runtime/doc/windows.txt
index eadd7d9..a5c1d14 100644
--- a/runtime/doc/windows.txt
+++ b/runtime/doc/windows.txt
@@ -1,4 +1,4 @@
-*windows.txt*   For Vim version 8.2.  Last change: 2022 Apr 06
+*windows.txt*   For Vim version 8.2.  Last change: 2022 May 11
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -1036,7 +1036,7 @@
 'autowrite' is off or the buffer can't be written.
 
 You can make a hidden buffer not hidden by starting to edit it with any
-command.  Or by deleting it with the ":bdelete" command.
+command, or by deleting it with the ":bdelete" command.
 
 The 'hidden' is global, it is used for all buffers.  The 'bufhidden' option
 can be used to make an exception for a specific buffer.  It can take these