[MacPorts] #41686: lftp: update to version 4.4.13

[MacPorts]

#41686: lftp: update to version 4.4.13
----------------------+--------------------------------
 Reporter:  jpo@…     |      Owner:  macports-tickets@…
     Type:  update    |     Status:  new
 Priority:  Normal    |  Milestone:
Component:  ports     |    Version:  2.2.1
 Keywords:  haspatch  |       Port:  lftp
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 The attached patch updates lftp to the latest upstream version (4.4.13).

 Changes since 4.4.11 (source: http://lftp.yar.ru/news.html)
 {{{
  Version 4.4.13 - 2013-11-26

     fixed a bug in file size checking code.

 Version 4.4.12 - 2013-11-26

     new option -l (--ls) for find command.
     improve workaround for single NL replies from an FTP server.
     Ukrainian translation updated (Yuri Chornoivan).
     fixed spinning in "get" when no remote session is open.
     don't pre-fetch file information in "get" when not needed.
     fixed handling of 400/501 http codes for PROPFIND to switch to HEAD.
     fixed a crash after cls.
     added file size decrease checking.
     used a newer libtool for ppc64le platform.
 }}}

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Ticket URL: <https://trac.macports.org/ticket/41686>
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