Document new options properly.

irkerd

@@ -13,7 +13,9 @@ all listed channels.  Note that the channel portion of the URL need
 *not* have a leading '#' unless the channel name itself does.
 
 Options: -d sets the debug-message level (probably only of interest to
-developers). The -V option prints the program version and exits.
+developers). -l sets a logfile to capture message traffic from
+channels.  -n sets the nick and -p the nickserv password. The -V
+option prints the program version and exits.
 
 Design and code by Eric S. Raymond <esr@thyrsus.com>. See the project
 resource page at <http://www.catb.org/~esr/irker/>.