updated for version 7.3.1151
Problem:    New regexp engine: Slow when a look-behind match is followed by a
            zero-width match.
Solution:   Postpone the look-behind match more often.
diff --git a/src/version.c b/src/version.c
index 05b23ad..a442ecb 100644
--- a/src/version.c
+++ b/src/version.c
@@ -729,6 +729,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1151,
+/**/
     1150,
 /**/
     1149,