Log Message:
Update msdl to 1.2.6.

Version 1.2.6.
-- msdl
	* 12th release
	* -o chain enabled, you can do
          $ msdl -o 1.foo -o 2.foo -o 3.foo http://bar/file1 http://bar/file2 \ 
http://bar/file3
	* --stream-timeout option for quit streaming after some time.
	  $ msdl --stream-timeout 3m30s rtsp://foo.com/bar.wmv
          to download the first 3 and a half minutes.
	  This is helpful for downloading the real-time streaming, which ignores
          RTSP Range parameters.