The hweak library

This is the hweak library. It contain two module

The Hweak module, containing a weak hasthable where binding disepeard if the key or the value is collected.
The Weak_memo module, containing a class that may help to recover the true type of an object.

Three version :

The oldest one, with ocaml 3.04 suport (it may even work with older version of ocaml, Weak_memo was named Object_weak): hweak-1.0
The old one, need ocaml 3.06: hweak-1.1
The current one, only teste with ocaml 3.09.2, may work with older version: hweak-1.2

The documentation can be remade (in the 1.1 and latter version ) by make doc. It's available here