some fix and new firmware for shelly1

app/templates/log.phtml

@@ -22,6 +22,7 @@
         </div>
         <div class="col-md-9 main-body">
             <div class="col-12 col-sm-9 mx-auto mt-4">
+                <label><?php echo $LANGMNG->get('l_logMaxLiveTime') . " " . $LOGTOLIVETIME . " days";?></label>
                 <form method="post" action="">
                     <div class="field">
                         <select class="input" name="LogFile">