updated for version 7.4.009

Problem:    When a file was not decrypted (yet), writing it may destroy the
            contents.
Solution:   Mark the file as readonly until decryption was done. (Christian
            Brabandt)

src/version.c

@@ -727,6 +727,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    9,
 /**/
     8,
 /**/