- PR#4702: added C functions to register threads not created by Caml
- PR#5013: wrong implementation of condition variables under Win32
- PR#4979: wrong error code handling under Win32
- Added standard include <caml/threads.h>
- Added "stack_size" field in GC statistics.
git-svn-id: http://caml.inria.fr/svn/ocaml/trunk@10315 f963ae5c-01c2-4b8c-9fe0-0dff7051ff02