Version 26.0

• added web interface
• added JSON API
• new mpd commands (e.g. sticker, urlhandlers, playlistfind)
• support for adding non-library urls to the playback queue
• support for id3 grouping tags
• support for filesystems with ACL's
• use Spotify web api to load all playlists
• improved client authentication options
• only rescan playlists if changed -> faster startup
• fix bug related to dacp/daap client revision number handling
• fix bugs related to import of iTunes XML playlists
• restore ATV4/tvOS11 support by removing requirement for timing_port
• fixes for Hyperfine Remote
• improve database performance
• make sure daemons listen on both ipv4 and ipv6 (for BSD)
• ffmpeg/transcoding refactored for new ffmpeg API
• and more...