v4.25.12

• release: "Mon, 22 Nov 2021 12:22:22 +0900 (JST)"
• version: "4.25.12"
• changes:
  • Fix 2 encoding related errors:
    • Fix an error with message incompatible character encodings:ASCII-8BIT and UTF-8 reported at issue #223. Thanks to @chahn
    • Fix an error with message invalid byte sequence in UTF-8 (ArgumentError)
      reported at issue #224. Thanks to @chahn
    • Add rfc3464-41.eml and rfc3464-42.eml provided by @chahn
    • Add a new error code of La Poste at Sisimai::Rhost::FrancePTT module and
      a new sample email rhost-franceptt-12.eml into set-of-emails directory
      imported from sisimai/p5-sisimai#441.
    • Remove all the HTML elements from the value of diagnosticcode.
  • Fix serious bugs:
    • Both of the values of deliverystatus and replycode detected from the
      message body did not use at Sisimai::Lhost::Exim.
    • true method strictly checks the value of smtpcommand at some classes
      in Sisimai/Reason. For example, when a detected reason is spamdetected
      and virusdetected the value of smtpcommand should be DATA or an SMTP
      command to be sent after DATA.