Log Message:
p5-Email-MIME: update to 1.949.

1.949     2020-05-24 10:25:36-04:00 America/New_York
        - no changes since trial release

1.948     2020-05-09 14:57:17-04:00 America/New_York (TRIAL RELEASE)
        - fixes to handling of content-type parameters (thanks, dlucredativ and
          Pali Rohár)

1.947     2020-05-09 14:30:06-04:00 America/New_York (TRIAL RELEASE)
        - add $Email::MIME::MAX_DEPTH and refuse to parse deeper than that many
          parts; current default: 10