updated for version 7.3.579
Problem:    Can't compile with Python 2.5.
Solution:   Use PyCObject when Capsules are not available.
diff --git a/src/version.c b/src/version.c
index 9ab5188..074ce3e 100644
--- a/src/version.c
+++ b/src/version.c
@@ -715,6 +715,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    579,
+/**/
     578,
 /**/
     577,