libtorrent-1.2.6

1.2.6 released

• fix peer timeout logic
• simplify proxy handling. A proxy now overrides listen_interfaces
• fix issues when configured to use a non-default choking algorithm
• fix issue in reading resume data
• revert NXDOMAIN change from 1.2.4
• don't open any listen sockets if listen_interfaces is empty or misconfigured
• fix bug in auto disk cache size logic
• fix issue with outgoing_interfaces setting, where bind() would be called twice
• add build option to disable share-mode
• support validation of HTTPS trackers
• deprecate strict super seeding mode
• make UPnP port-mapping lease duration configurable
• deprecate the bittyrant choking algorithm
• add build option to disable streaming