Revision history for Perl extension Net::YahooMessenger.

0.01  Sat Nov 24 02:37:35 2001
	- original version; created by h2xs 1.21 with options
		-X -n Net::YahooMessenger
0.02  Sat Nov 24 02:37:35 2001
	- Add GoesOnline event
	  Add GoesOffline event
	  Add UnImplementEvent event
	  Modify YMSG message parser
0.03  Sat Nov 24 11:30:31 2001
	- Replace ymsg script. Thanks Takefumi KIMURA<takefumi@takefumi.com>
	- Modify Event model of Visitor pattern(GoF)
	  	Add Net::YahooMessenger::EventVisitor.pm
		    Net::YahooMessenger::JapaneseCommandLineVisitor.pm
	  Add POD manual page
0.04  Thu Nov 29 22:52:24 2001
	- Modify Net::YahooMessenger::EventFactory.pm and Event.pm
	- Add bin/uptime_agent. talk to 'uptime_agent', it will answer by the
	  result of Unix 'uptime'.
0.05  Tue Dec  4 20:20:34 2001
	- Add Net::YahooMessenger::Logon event
	  Add bin/banner_stat. a state is rewritten so that a banner may cross.
	- Modify Socket operation methods
0.06  Mon Dec 17 14:23:25 2001
	- Modify Net::YahooMessenger::_get_request() and
	  Net::YahooMessenger::EventFactory::_get_message_body(), The
	  method of acquiring the length of a message was changed.
0.07  Fri Dec 21 18:52:47 2001
	- Modify Event handling architecture.
		Although it was the complicated thing which used the Visitor
		pattern, it changed into the simple thing which uses an
		EventHandler object.
0.08  Wed Dec 26 21:06:48 2001
	- Bugfix Net::YahooMessenger::login() The problem to freeze is
	  corrected when login goes wrong.
0.09  Mon Jan  7 12:38:20 2002
	- Add NewFriendAlert event
	  Add NullEvent event
	  Add HTTP transaction sequence. get all buddy list and Socket
		server list.
	  Add friend's state maintenance function was mounted.
	  Add Net::YahooMessenger::ping() method and ServerIsAlive event
	  Add bin/ymsgj. Connect to Yahoo!Japan server.
	- Modify Net::YahooMessenger::EventFactory::create()
	  Modify The method of specifying a connection place server was decided.
	  Modify Net::YahooMessenger::_create_message(),
		Net::YahooMessenger::EventFactory::get_message_body()
		Generation and analysis of a header were substituted for
		the simple thing of a pack()/unpack() function base.
		In order to transmit OFFLINE MESSAGE, addition information was
		given to the header.
	- Rename Net::YahooMessenger::Logon.pm -> Net::YahooMessenger::Login.pm
	  Rename Net::YahooMessenger::CannotLogon.pm
	      -> Net::YahooMessenger::InvalidLogin.pm
	  Remove bin/uptime_agent, bin/banner_stat.
0.12  Wed Jun 19 20:10:22 2002
	- Refine Compatibility with protocol version 9.
	  Add YMSG9 Challenge-Response Authentication Mechanism
	      -> Net::YahooMessenger::CRAM.pm
	  Modify Login sequence.

	  It fixed so that it could communicate by the Japan and U.S. server.
	  (Thanks to Rajesh Kannan <rajeshin2000@yahoo.com>
	   and mayuresh kadu <mayureshk@aftek.com>)
	- Independent from Crypt::PasswdMD5 module.
	- Modify sample script.
	  (Thanks to mayuresh kadu <mayureshk@aftek.com>)
0.13  Wed Jun 26 19:15:03 JST 2002 
	- Fix undefined value used warning.
	  'Argument "" isn\'t numeric in pack'
	  'Use of uninitialized value in length'
	  etc...
	  (Thanks to mayuresh kadu <mayureshk@aftek.com>)
	- Fix The problem which cannot acquire 'buddy list' is repaired.
	- Add better test scripts.
