Low Level IRC Communication

* flood protection
* message queue with priority
* auto recovery of connection
* conform to new RFCs (RFC 2810-2813)
* unify %chname <-> #chname:*.jp

IRC Client Framework

* channel management
* connection to multiple servers
* make configuration easier
* security check for agent system
* more robust dynamic update of agents
* CTCP (Client To Client Protocol)

Plug-ins

* operator.cpi: more strict check for operator of bot
* auto distribution of chop power (identified by `@' -- `naruto')
* search of channel log
* proxy
* GUI
