updated for version 7.3.307
Problem:    Python 3 doesn't support slice assignment.
Solution:   Implement slices. (Brett Overesch, Roland Puntaier)
diff --git a/src/version.c b/src/version.c
index 74ed44d..74c27ba 100644
--- a/src/version.c
+++ b/src/version.c
@@ -710,6 +710,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    307,
+/**/
     306,
 /**/
     305,