patch 7.4.1256
Problem:    On Mac sys.exit(0) doesn't kill the test server.
Solution:   Use self.server.shutdown(). (Jun Takimoto)
diff --git a/src/version.c b/src/version.c
index 0f87c41..b318dc7 100644
--- a/src/version.c
+++ b/src/version.c
@@ -743,6 +743,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1256,
+/**/
     1255,
 /**/
     1254,