chatty: 0.6.4-1~getdeb1

  * New upstream version
    New features:
    - Added SpeedrunsLive (SRL) race viewer
    - Added automatic settings file backup (copies settings to the /backup
    folder when you start Chatty, at most once per day)
    - Added Livestreamer support (start Livestreamer out of dialog/context
    menus)
    - Added feature for unique addressbook categories under some
    circumstances
    - Added "Simple Title" setting to have only "Chatty" as title (Extra
    menu)

    Changes:
    - Improved debug logging (added append to current file, max file size,
    rotate
      between several files when max file size is reached)
    - Improved scrolling when window is made smaller
    - Added small delay between joins, automatically rejoin if join failed,
    added "Joining #channel.." message (which indicates a JOIN was send to
    the server)
    - Some smaller improvements
    - Added commands to open the current settings/working directory
    - Updated help

    Bugfixes:
    - Possibly maybe fixed bug with default userlist width, but it can still
    be a bit finicky
    - Fixed bug in Channel Favorites dialog when table is empty
    - Fixed /myemotes command
    - Fixed bug when joining channel out of popout