patch 7.4.1892
Problem:    balloon eval only gets the window number, not the ID.
Solution:   Add v:beval_winid.
diff --git a/src/version.c b/src/version.c
index a90b47e..5aa8a2a 100644
--- a/src/version.c
+++ b/src/version.c
@@ -754,6 +754,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1892,
+/**/
     1891,
 /**/
     1890,