object_array: add and use `object_array_pop()`

diff --git a/RelNotes b/RelNotes
index 3d420845b117b3f3eb82d1f0948a61c7989d8af9..29ef98331028ae5b1cdc10be75626e48b173a961 120000 (symlink)
--- a/RelNotes
+++ b/RelNotes
@@ -1 +1 @@
-Documentation/RelNotes-1.6.1.txt
\ No newline at end of file
+Documentation/RelNotes/2.14.2.txt
\ No newline at end of file