Log Message:
Fix unison syncing between copies built with ocaml3 and ocaml4.
From upstream SVN (to be released as 2.40.69 some day).

r511 | vouillon | 2012-09-17 16:09:03 +0200 (Mon, 17 Sep 2012) | 3 lines

* Use hash function from OCaml 3.x for comparing archives, even when
  compiled with OCaml 4.x

Bump PKGREVISION.