logging: Reverse arrows for in and out, in ~= left, out ~= right

irc/client.go

 
 		maxlenTags, maxlenRest := client.maxlens()
 
-		client.server.logger.Log(LogDebug, "userinput ", client.nick, " ->", line)
+		client.server.logger.Log(LogDebug, "userinput ", client.nick, "<- ", line)
 
 		msg, err = ircmsg.ParseLineMaxLen(line, maxlenTags, maxlenRest)
 		if err == ircmsg.ErrorLineIsEmpty {
 		line = line[:len(line)-3] + "\r\n"
 	}
 
-	client.server.logger.Log(LogDebug, "useroutput", client.nick, "<- ", strings.TrimRight(line, "\r\n"))
+	client.server.logger.Log(LogDebug, "useroutput", client.nick, " ->", strings.TrimRight(line, "\r\n"))
 
 	client.socket.Write(line)
 	return nil