Update to 1.07

Upstream changes:
1.07 2014-12-09 NEILB

    - All changes from Ken Williamson as part of EBCDIC work for 5.22
    - Fix typo in comment
    - Reorder structure definitions
    - Fill %Name2character better for EBCDIC
    - Generalize for EBCDIC
    - doc clarification

1.06_01 2014-12-05 NEILB

    - A bunch of changes from KHW++ for EBCDIC support.
    - Doing a developer release first, to make sure everything's good
      from CPAN Testers.

(wen)