fix client hanging in "download torrent" method when torrent exists.

reason: "downloadComplete" callback will be invoked only when last piece is received and validated. This callback will not be invoked if torrent exists. So it's needed interrupting method in "validation complete" callback if all pieces are valid

ttorrent 1.5

[maven-release-plugin] copy for tag ttorrent-1.4

ttorrent version 1.2

ttorrent version 1.1.4

ttorrent version 1.1.3

ttorrent version 1.1.2

ttorrent version 1.1.1

ttorrent version 1.1

ttorrent version 1.0.4