fix minor issue where bot tries to set its nick every 15 minutes,

even if it has the wanted nick.

irc.go

@@ -91,6 +91,7 @@ func pinger(i *IRCConnection) {
 			i.SendRaw(fmt.Sprintf("PING %d", time.Nanoseconds()))
 			//Try to recapture nickname if it's not as configured.
 			if i.nick != i.nickcurrent {
+				i.nickcurrent = i.nick
 				i.SendRaw(fmt.Sprintf("NICK %s", i.nick))
 			}
 		}

irc_callback.go

@@ -110,4 +110,8 @@ func (irc *IRCConnection) setupCallbacks() {
 			irc.nickcurrent = e.Arguments[0]
 		}
 	})
+
+	irc.AddCallback("001", func(e *IRCEvent) {
+		irc.nickcurrent = e.Arguments[0]
+	})
 }