Replace all include guards by #pragma once
Merge remote-tracking branch 'linkmauve/escaped-iid-support'
Add XEP-0106 support to the bridge
This allows the user to join channels containing forbidden characters
in the local part, like #r&d or #group/project.
Support multiple nick session, except for IQs
Move all constructors at the top of classes
Merge branch 'fixed_server'
Rename iq_responder_callback_t to irc_… and add the equivalent to wait for iqs
Implement a way to add callbacks, waiting for an IRC event to return an iq
Rewrite the whole IID usage
IRC users and channels are now distinguished by the separator used in the
IID (% or !).
Send and receive messages
Also correctly respond to PING with the id, escape some XML content, but not
Implement the Bridge class to translate between the two protocols
Add all useful classes as well: Jid, Iid, IrcChannel, IrcUser etc to
properly keep the informations about what we receive from the IRC server.
Only handle the MUC join stanza, and send the list of users in the IRC
channel to the XMPP user, and the IRC channel’s topic, for now.