Services : Update of SERVER/SQUIT/UNICK messages

[patrick-irc]

SQUIT message

Changed to use the server-to-server format.

From:

:<uplink-name> SQUIT <name> :<comment>

To:

:<uplink-sid> SQUIT <sid> :<comment>

SERVER message

Changed to use the server-to-server format.

From:

:<uplink-name> SERVER <name> <hopcount> <sid> :<info>

To:

:<uplink-sid> SERVER <name> <hopcount> <sid> <version> :<info>

Servers behind mask

If a server receives SMASK, it should notify local services using a SERVER message. Currently servers behind mask are only sent during the burst.

UNICK message

If both SERVICE_WANT_UID and SERVICE_WANT_USER are set, the format changes.

From:

:<sid> UNICK <nick> <uid> <user> <host> <ip> <umode> :<info>

To:

:<sid> UNICK <nick> <uid> <user> <host> <ip> <umode> <sasl-user> :<info>