patch 7.4.1622
Problem:    Channel demo doesn't work with Python 2.6.
Solution:   Add number in formatting placeholder
diff --git a/src/version.c b/src/version.c
index cb8b971..8d4fee4 100644
--- a/src/version.c
+++ b/src/version.c
@@ -749,6 +749,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1622,
+/**/
     1621,
 /**/
     1620,