patch 7.4.1951
Problem:    Ruby test is old style.
Solution:   Convert to a new style test. (Ken Takata)
diff --git a/src/version.c b/src/version.c
index c74b155..3e0fc90 100644
--- a/src/version.c
+++ b/src/version.c
@@ -754,6 +754,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1951,
+/**/
     1950,
 /**/
     1949,