updated for version 7.4.146

Problem:    When starting Vim with "-u NONE" v:oldfiles is NULL.
Solution:   Set v:oldfiles to an empty list. (Yasuhiro Matsumoto)

src/version.c

@@ -738,6 +738,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    146,
 /**/
     145,
 /**/