updated for version 7.3.1017
Problem:    Zero width match changes length of match.
Solution:   For a zero width match put new states in the current position in
            the state list.
diff --git a/src/version.c b/src/version.c
index d03fed5..6d745d3 100644
--- a/src/version.c
+++ b/src/version.c
@@ -729,6 +729,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1017,
+/**/
     1016,
 /**/
     1015,