* lisp/net/rcirc.el (rcirc-print): Revert last change with ignored nicks.
(rcirc-toggle-low-priority): Doc fix.
(rcirc-handler-NOTICE): Remove beginning of line anchor in
ChanServ regexp.
(rcirc-startup-channels-alist): Connect to #rcirc by default, not
#emacs.
(rcirc-bright-nick-regexp, rcirc-dim-nick-regexp): Add variables.
(rcirc-decode-coding-system): Use utf-8 as the default.
(rcirc-multiline-minor-mode): Set the fill-column.
(rcirc-format-response-string): Display bright and dim nicks.
(rcirc-browse-url): Update interactive spec to fill ARG.
(rcirc-bright-nick, rcirc-dim-nick): Add faces.
(rcirc-print): Ignore dim-nick messages wrt modeline-activity.