Add Changes entry for previous commit: Do not perform compaction if the real overhead is less than expected (#590)
Add Changes entry for previous commit:
Do not perform compaction if the real overhead is less than expected (#590)

gerdstolpmann/ocaml,msprotz/ocaml,yunxing/ocaml,gerdstolpmann/ocaml,gerdstolpmann/ocaml,yunxing/ocaml,gerdstolpmann/ocaml,yunxing/ocaml,gerdstolpmann/ocaml,msprotz/ocaml,msprotz/ocaml,msprotz/ocaml,msprotz/ocaml,yunxing/ocaml,yunxing/ocaml