Fix the author of the IRC invite

Forward IRC invites to XMPP

Forward mediated invitations (XMPP to IRC only)

Don’t use ! as the separator for nicknames, use % instead

It’s now easier to use. The distinction between a nick and a channel name is
based on the first character (by default it's '#' and '&'). The user doesn’t
have to worry about which separator to use anymore.

fix #3066

Fix a missing include for strlen

Properly calculate the maximum size of each message line, before cutting

fix #3067

Save our own host, as reported by the server

cut messages at 512 bytes, taking into account the UTF-8 codepoints

ref #3067

Refactor, test and improve the way we cut too-long messages for IRC

Show off, with some variadic templates, for the logger module

Support multiple nick session, except for IQs

ref #2556

Forward everything to all concerned XMPP resources

Use “using” instead of typedef

Forward the topic authors, handle the author from 333 messages

fix #2

Support RPL_NOTPIC and 005

Move the irc callbacks into the cpp file

Support a trusted SHA1 fingerprint to be configured for each IRC server

Support multi-prefix

See http://ircv3.net/specs/extensions/multi-prefix-3.1.html
ref #3103

Use references instead of raw pointer, to store the “parent” object

In Bridge and IrcClient

Add the outgoing_bind option

Lets the admin choose a local address to bind each outgoing (IRC) socket.