PR#6436: Typos in @deprecated text in stdlib/arrayLabels.mli

git-svn-id: http://caml.inria.fr/svn/ocaml/version/4.02@14899 f963ae5c-01c2-4b8c-9fe0-0dff7051ff02
fix some whitespace and add a few copyright headers

git-svn-id: http://caml.inria.fr/svn/ocaml/version/4.02@14900 f963ae5c-01c2-4b8c-9fe0-0dff7051ff02