updated for version 7.4.686
Problem:    "zr" and "zm" do not take a count.
Solution:   Implement the count, restrict the fold level to the maximum
            nesting depth.  (Marcin Szamotulski)
diff --git a/src/version.c b/src/version.c
index 6156c37..89e7084 100644
--- a/src/version.c
+++ b/src/version.c
@@ -742,6 +742,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    686,
+/**/
     685,
 /**/
     684,