Yahoo Plugin

Allows communication with users on the Yahoo! Network.
 * Currently Supports:
 * Add/delete users
 * Retrieving of buddies from server
 * Send messages to users not on list
 * Send/recieve files (works when even the official client has problems)
 * Custom away messages
 * Yahoo Address Book
 * Yahoo game status
 * Server ignore list
 * Avatars


 * Features yet to be implemented:
 * Chat rooms/group chat
 * Setting of personal avatar

Requirements:
 * Miranda 0.4 or later.

How do I set this plugin up?