patch 7.4.1347

Problem:    When there is any error Vim will use a non-zero exit code.
Solution:   When using ":silent!" do not set the exit code. (Yasuhiro
            Matsumoto)

src/version.c

@@ -747,6 +747,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1347,
 /**/
     1346,
 /**/