updated for version 7.4.051

Problem:    Syntax highlighting a Yaml file causes a crash. (Blake Preston)
Solution:   Copy the pim structure before calling addstate() to avoid it
            becoming invalide when the state list is reallocated.

src/version.c

@@ -738,6 +738,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    51,
 /**/
     50,
 /**/