Integrate formatting into rcirc-send-string

Integrate formatting into rcirc-send-string

* rcirc.el (rcirc-connect): Use new syntax
(rcirc-send-string): Allow for more arguments
(rcirc-send-privmsg): Use new syntax
(rcirc-send-ctcp): Use new syntax
(rcirc-send-message): Use new syntax
(rcirc-clean-up-buffer): Use new syntax
(join): Use new syntax
(invite): Use new syntax
(part): Use new syntax
(quit): Use new syntax
(nick): Use new syntax
(names): Use new syntax
(topic): Use new syntax
(whois): Use new syntax
(mode): Use new syntax
(list): Use new syntax
(oper): Use new syntax
(kick): Use new syntax
(rcirc-handler-PING): Use new syntax
(rcirc-handler-ctcp-VERSION): Use new syntax
(rcirc-handler-ctcp-ACTION): Use new syntax
(rcirc-handler-ctcp-TIME): Use new syntax