Log Message:
Update to 2.10.12.10

Some of the changes include:
* doc/example.conf: Document new options for General block.
* doc/example.conf (Features): Illustrate URLREG feature.
* ircd/m_burst.c (ms_burst): Properly handle member mode :ov.
* doc/example.conf (Port): Document the method to select IPv4 or
  IPv6 restriction for a port.
* ircd/s_auth.c (auth_ping_timeout): If the client never had an
  auth request, kill them on ping timeout.
* ircd/s_auth.c (check_auth_finished): Only check passwords on
  user ports.

See the ChangeLog for the full details