updated for version 7.3.1137

Problem:    New regexp engine: collections are slow.
Solution:   Handle all characters in one go.

src/version.c

@@ -728,6 +728,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1137,
 /**/
     1136,
 /**/