updated for version 7.3.1153
Problem:    New regexp engine: Some look-behind matches are very expensive.
Solution:   Pospone invisible matches further, until a match is almost found.
diff --git a/src/version.c b/src/version.c
index 7587256..1f9eda6 100644
--- a/src/version.c
+++ b/src/version.c
@@ -729,6 +729,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1153,
+/**/
     1152,
 /**/
     1151,