patch 7.4.1227

Problem:    Compiler warnings.
Solution:   Add UNUSED.  Add type cast. (Yegappan Lakshmanan)

src/version.c

@@ -742,6 +742,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1227,
 /**/
     1226,
 /**/