message: 1.2.11.0 changelog
diff: 1.2.11.0
  * libtorrent 1.2.11 update (471e772cb7038f1bf5f44c32a09eb42fbb80ee99)
  - * upgraded to boost 1.75.0
  - * upgraded to openssl 1.1.1l
  + * lt: upgraded to boost 1.75.0
  + * lt: upgraded to openssl 1.1.1l
  + * lt: fix issue with moving the session object
  + * lt: deprecate torrent_status::allocating. This state is no longer used
  + * lt: fix bug creating torrents with symbolic links
  + * lt: remove special case to save metadata in resume data unconditionally when added throught magnet link
  + * lt: fix bugs in mutable-torrent support (reusing identical files from different torrents)
  + * lt: fix incorrectly inlined move-assignment of file_storage
  + * lt: add session::paused flag, and the ability to construct a session in paused mode
  + * lt: fix session-pause causing tracker announces to fail
  + * lt: fix peer-exchange flags bug
  + * lt: allow saving resume data before metadata has been downloaded (for magnet links)
  + * lt: record blocks in the disk queue as downloaded in the resume data
  + * lt: fix bug in set_piece_deadline() when set in a zero-priority piece
  + * lt: fix issue in URL parser, causing issues with certain tracker URLs
  + * lt: use a different error code than host-unreachable, when skipping tracker announces
  1.2.10.0
  * libtorrent 1.2.10 update (70f1de3f7ec4012aaea420ff150ef0135d397706)
  