updated for version 7.2.331

Problem:    Can't interrupt "echo list" for a very long list.
Solution:   Call line_breakcheck() in list_join().

src/version.c

@@ -681,6 +681,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    331,
 /**/
     330,
 /**/