Download BitComet 1.21

GUI Improved: support open magnet URI with multiple tracker parameters
GUI Improved: include multiple tracker parameters when copy magnet URI from BitTorrent task
GUI Improved: download installation package of new version in background automatically if enabled
GUI Improved: support SHA1 verification for downloaded file in HTTP task properties dialog
GUI Improved: display confirmation dialog when choose re-download HTTP task
GUI Improved: improve icons in context menu of task list
GUI Improved: rename "Web Interface" to "Remote Download" in Option dialog
GUI Improved: username, password and referrer can be specified when add HTTP download in Remote Download web page
GUI Improved: add log list for HTTP task connections in Remote Download web page
GUI Improved: add start/stop operations in task info web page of Remote Download
GUI Improved: Firefox extension supports capture .hlv video file
GUI Improved: when using multiple user accounts of Windows, each user has individual task list and program settings
GUI Bugfix: share ratios of BitTorrent tasks are displayed incorrectly when program just started
GUI Bugfix: displaying tooltip in toolbar may lead to crash
Core Improve: support file path longer than 260 characters
Core Improve: remove LUA scripts support for intelligent rename of HTTP download
Core Improve: update BitTorrent client identification code
Core Bugfix: fail to download HTTP URL containing single quotes