Cleanup obsolete SenderSection stuff
Add Irc::xxxFromPrefix()
ItemDataRole -> DataRole
Bot example: replace IrcSender with IrcMessage::nick()
IrcConnection: remove IrcSender usage
IrcModel: cleanup IrcSender usage
tst_ircsender -> tst_irc
IrcSender is no more
Fix IrcMessage::fromParameters() argument naming
Merged IrcPalette to IrcTextFormat
Add a new IrcCommand::createCapability() overload for convenience
Add IrcNetwork::requestCapability() for convenience
Irc::toString() -> Irc::codeToString() for QML compatibility
Rename all remaining macros from COMMUNI_XXX to IRC_XXX
Build system: avoid "sh: pkg-config: command not found"
Restore QML plugins
Restore configure -qmldir (qml2) & -importdir (qml1)
Fix qml2 plugin destdir
QML2 plugin: silence the QML module registration warning
irclagtimer.h: signals -> Q_SIGNALS