Roll backe to r14040(those patches would come later)

git-svn-id: http://caml.inria.fr/svn/ocaml/version/4.01@14046 f963ae5c-01c2-4b8c-9fe0-0dff7051ff02
Follow-up to rev 14025, adding a bit of details to the documentation of -ppx.


git-svn-id: http://caml.inria.fr/svn/ocaml/version/4.01@14051 f963ae5c-01c2-4b8c-9fe0-0dff7051ff02
upgrade to hevea 2.09

git-svn-id: http://caml.inria.fr/svn/ocaml/version/4.01@14054 f963ae5c-01c2-4b8c-9fe0-0dff7051ff02
last commit before release 4.01.0+rc1

git-svn-id: http://caml.inria.fr/svn/ocaml/version/4.01@14055 f963ae5c-01c2-4b8c-9fe0-0dff7051ff02
increment version number after release 4.01.0+rc1

git-svn-id: http://caml.inria.fr/svn/ocaml/version/4.01@14057 f963ae5c-01c2-4b8c-9fe0-0dff7051ff02
Fix PR#6158

git-svn-id: http://caml.inria.fr/svn/ocaml/version/4.01@14064 f963ae5c-01c2-4b8c-9fe0-0dff7051ff02