This is just the scaffolding for it and doesn't implement any actual commands.
Testing Done:
Sent some `CTCP VERSION`'s to an IRCv3 account. Also manually sent `CTCP VERSION`'s to users and channel via temporary code in when the connection was fully established.
Reviewed at https://reviews.imfreedom.org/r/2854/
# SOME DESCRIPTIVE TITLE.
# Copyright (C) YEAR THE PACKAGE'S COPYRIGHT HOLDER
# This file is distributed under the same license as the PACKAGE package.
#
# Translators:
# Copyright (C) Artur Flinta <aflinta@at.kernel.pl>, 2004
# Copyright (C) Krzysztof Foltman <kfoltman@onet.pl>, 2003
# Copyright (C) Paweł Godlewski <pawel@endure.pl>, 2007
# Piotr Drąg <piotrdrag@gmail.com>, 2009
# Copyright (C) Piotr Makowski <pmakowski@aviary.pl>, 2008