patch 7.4.1452
Problem:    When a callback adds a syntax item either the redraw doesn't
            happen right away or in the GUI the cursor is in the wrong
            position for a moment. (Jakson Alves de Aquino)
Solution:   Redraw after the callback was invoked.
diff --git a/src/version.c b/src/version.c
index 86ed223..4d3b324 100644
--- a/src/version.c
+++ b/src/version.c
@@ -744,6 +744,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1452,
+/**/
     1451,
 /**/
     1450,