0.11

This release is purely a test suite update to get it all green with the latest ocaml/ocaml trunk.
As the test libraries are identical to those of the 0.10 release, 0.11 will not published on the opam repositoty:

• #571: Adjust the exception matched in domain/domain_spawntree.ml to build
  with latest ocaml/ocaml trunk (test suite update)