updated for version 7.4.027
Problem:    Another valgrind error when using CTRL-X CTRL-F at the start of
            the line. (Dominique Pelle)
Solution:   Don't call mb_ptr_back() at the start of the line.  Add a test.
diff --git a/src/version.c b/src/version.c
index f875d01..ef3f9b1 100644
--- a/src/version.c
+++ b/src/version.c
@@ -739,6 +739,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    27,
+/**/
     26,
 /**/
     25,