patch 7.4.2002
Problem:    Crash when passing number to filter() or map().
Solution:   Convert to a string. (Ozaki Kiichi)
diff --git a/src/version.c b/src/version.c
index 4dcb286..38193e2 100644
--- a/src/version.c
+++ b/src/version.c
@@ -759,6 +759,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    2002,
+/**/
     2001,
 /**/
     2000,