updated for version 7.3.657
Problem:    Python bindings silently truncate string values containing NUL.
Solution:   Fail when a string contains NUL. (ZyX)
diff --git a/src/version.c b/src/version.c
index 0124df5..3e0ac40 100644
--- a/src/version.c
+++ b/src/version.c
@@ -720,6 +720,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    657,
+/**/
     656,
 /**/
     655,