fixed inversed seed_time ratio logic

ChangeLog

@@ -79,6 +79,7 @@ release 0.14.5
 	* fixed bug where one allowed-fast message would be sent even when
 	  disabled
 	* fixed race condition in UPnP which could lead to crash
+	* fixed inversed seed_time ratio logic
 
 release 0.14.4
 

src/torrent.cpp

@@ -4741,7 +4741,7 @@ namespace libtorrent
 		// downloaded may be 0 if the torrent is 0-sized
 		size_type downloaded = (std::max)(m_total_downloaded, m_torrent_file->total_size());
 		if (seed_time < s.seed_time_limit
-			&& (seed_time > 1 && download_time / float(seed_time) < s.seed_time_ratio_limit)
+			&& (download_time > 1 && seed_time / download_time < s.seed_time_ratio_limit)
 			&& downloaded > 0
 			&& m_total_uploaded / downloaded < s.share_ratio_limit)
 			ret |= seed_ratio_not_met;