Update to 1.58

Upstream changes:
1.58    2017-10-29

    - Redid the release because of some dzil issues. 1.57 might be a little
      wonky.

1.57    2017-10-29

    [ BUG FIXES ]

    - Fix test failures under 5.26.0+ due to "." no longer being in @INC. PR
      By Kent Fredric. GH #6. Fixed RT #121443.

(wen)