diff --git a/data/web/autoconfig.php b/data/web/autoconfig.php
index ad4857b8f..d01bc724e 100644
--- a/data/web/autoconfig.php
+++ b/data/web/autoconfig.php
@@ -1,24 +1,28 @@
 <?php
-require_once "inc/vars.inc.php";
-if (empty($mailcow_hostname)) { exit(); }
-header("Content-Type: application/xml");
+require_once 'inc/vars.inc.php';
+
+if (empty($mailcow_hostname)) {
+  exit();
+}
+
+header('Content-Type: application/xml');
 ?>
-<?='<?xml version="1.0"?>';?>
+<?= '<?xml version="1.0"?>'; ?>
 <clientConfig version="1.1">
-    <emailProvider id="<?=$mailcow_hostname;?>">
+    <emailProvider id="<?= $mailcow_hostname; ?>">
       <domain>%EMAILDOMAIN%</domain>
       <displayName>A mailcow mail server</displayName>
       <displayShortName>mail server</displayShortName>
 
       <incomingServer type="imap">
-         <hostname><?=$mailcow_hostname;?></hostname>
+         <hostname><?= $mailcow_hostname; ?></hostname>
          <port>993</port>
          <socketType>SSL</socketType>
          <username>%EMAILADDRESS%</username>
          <authentication>password-cleartext</authentication>
       </incomingServer>
       <incomingServer type="imap">
-         <hostname><?=$mailcow_hostname;?></hostname>
+         <hostname><?= $mailcow_hostname; ?></hostname>
          <port>143</port>
          <socketType>STARTTLS</socketType>
          <username>%EMAILADDRESS%</username>
@@ -26,14 +30,14 @@ header("Content-Type: application/xml");
       </incomingServer>
 
       <incomingServer type="pop3">
-         <hostname><?=$mailcow_hostname;?></hostname>
+         <hostname><?= $mailcow_hostname; ?></hostname>
          <port>995</port>
          <socketType>SSL</socketType>
          <username>%EMAILADDRESS%</username>
          <authentication>password-cleartext</authentication>
       </incomingServer>
       <incomingServer type="pop3">
-         <hostname><?=$mailcow_hostname;?></hostname>
+         <hostname><?= $mailcow_hostname; ?></hostname>
          <port>110</port>
          <socketType>STARTTLS</socketType>
          <username>%EMAILADDRESS%</username>
@@ -41,7 +45,7 @@ header("Content-Type: application/xml");
       </incomingServer>
 
       <outgoingServer type="smtp">
-         <hostname><?=$mailcow_hostname;?></hostname>
+         <hostname><?= $mailcow_hostname; ?></hostname>
          <port>465</port>
          <socketType>SSL</socketType>
          <username>%EMAILADDRESS%</username>
@@ -49,14 +53,14 @@ header("Content-Type: application/xml");
       </outgoingServer>
 
       <outgoingServer type="smtp">
-         <hostname><?=$mailcow_hostname;?></hostname>
+         <hostname><?= $mailcow_hostname; ?></hostname>
          <port>587</port>
          <socketType>STARTTLS</socketType>
          <username>%EMAILADDRESS%</username>
          <authentication>password-cleartext</authentication>
       </outgoingServer>
 
-      <enable visiturl="https://<?=$mailcow_hostname;?>/admin.php">
+      <enable visiturl="https://<?= $mailcow_hostname; ?>/admin.php">
          <instruction>If you didn't change the password given to you by the administrator or if you didn't change it in a long time, please consider doing that now.</instruction>
          <instruction lang="de">Sollten Sie das Ihnen durch den Administrator vergebene Passwort noch nicht geändert haben, empfehlen wir dies nun zu tun. Auch ein altes Passwort sollte aus Sicherheitsgründen geändert werden.</instruction>
       </enable>
@@ -64,6 +68,6 @@ header("Content-Type: application/xml");
     </emailProvider>
 
     <webMail>
-      <loginPage url="https://<?=$mailcow_hostname;?>/SOGo/" />
+      <loginPage url="https://<?= $mailcow_hostname; ?>/SOGo/" />
     </webMail>
 </clientConfig>
diff --git a/data/web/inc/footer.inc.php b/data/web/inc/footer.inc.php
index 605a4e7c8..eb2d9ce8b 100644
--- a/data/web/inc/footer.inc.php
+++ b/data/web/inc/footer.inc.php
@@ -1,234 +1,240 @@
-<?php
-include("inc/tfa_modals.php");
-if (isset($_SESSION['mailcow_cc_role']) && $_SESSION['mailcow_cc_role'] == "admin"):
-?>
-<div id="RestartSOGo" class="modal fade" role="dialog">
-	<div class="modal-dialog">
-		<div class="modal-content">
-		<div class="modal-header">
-			<button type="button" class="close" data-dismiss="modal">&times;</button>
-			<h4 class="modal-title"><?=$lang['footer']['restart_sogo'];?></h4>
-		</div>
-		<div class="modal-body">
-			<p><?=$lang['footer']['restart_sogo_info'];?></p>
-			<hr />
-			<button class="btn btn-md btn-primary" id="triggerRestartSogo"><?=$lang['footer']['restart_now'];?></button>
-			<br /><br />
-			<div id="statusTriggerRestartSogo"></div>
-		</div>
-		</div>
-	</div>
-</div>
-<?php
-endif;
-?>
-<div id="ConfirmDeleteModal" class="modal fade" role="dialog">
-	<div class="modal-dialog">
-		<div class="modal-content">
-		<div class="modal-header">
-			<button type="button" class="close" data-dismiss="modal">&times;</button>
-			<h4 class="modal-title"><?=$lang['footer']['confirm_delete'];?></h4>
-		</div>
-		<div class="modal-body">
-			<p><?=$lang['footer']['delete_these_items'];?></p>
-      <ul id="ItemsToDelete"></ul>
-			<hr />
-			<button class="btn btn-sm btn-danger" id="IsConfirmed"><?=$lang['footer']['delete_now'];?></button>
-			<button class="btn btn-sm btn-default" id="isCanceled"><?=$lang['footer']['cancel'];?></button>
-		</div>
-		</div>
-	</div>
-</div>
-<div style="margin-bottom:100px"></div>
-<script src="//cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/3.3.6/js/bootstrap.min.js"></script>
-<script src="/js/bootstrap-switch.min.js"></script>
-<script src="/js/bootstrap-slider.min.js"></script>
-<script src="/js/bootstrap-select.min.js"></script>
-<script src="/js/notifications.min.js"></script>
-<script src="/js/u2f-api.js"></script>
-<script>
-// Select language and reopen active URL without POST
-function setLang(sel) {
-	$.post( "<?=$_SERVER['REQUEST_URI'];?>", {lang: sel} );
-	window.location.href = window.location.pathname + window.location.search;
-}
-
-$(document).ready(function() {
-  function mailcow_alert_box(message, type) {
-    $.notify({message: message},{type: type,placement: {from: "bottom",align: "right"},animate: {enter: 'animated fadeInUp',exit: 'animated fadeOutDown'}});
-  }
-  <?php if (isset($_SESSION['return'])): ?>
-  mailcow_alert_box("<?=$_SESSION['return']['msg'];?>",  "<?=$_SESSION['return']['type'];?>");
-  <?php endif; unset($_SESSION['return']); ?>
-  // Confirm TFA modal
-  <?php if (isset($_SESSION['pending_tfa_method'])):?>
-  $('#ConfirmTFAModal').modal({
-    backdrop: 'static',
-    keyboard: false
-  }); 
-  $('#ConfirmTFAModal').on('shown.bs.modal', function(){
-      $(this).find('#token').focus();
-      // If U2F
-      if(document.getElementById("u2f_auth_data") !== null) {
-        $.ajax({
-          type: "GET",
-          cache: false,
-          dataType: 'script',
-          url: "/api/v1/get/u2f-authentication/<?=(isset($_SESSION['pending_mailcow_cc_username'])) ? $_SESSION['pending_mailcow_cc_username'] : null;?>",
-          success: function(data){
-            data;
-          }
-        });
-        setTimeout(function() {
-          console.log("sign: ", req);
-          u2f.sign(req, function(data) {
-            var form = document.getElementById('u2f_auth_form');
-            var auth = document.getElementById('u2f_auth_data');
-            console.log("Authenticate callback", data);
-            auth.value = JSON.stringify(data);
-            form.submit();
-          });
-        }, 1000);
-      }
-  });
-  <?php endif; ?>
-
-  // Set TFA modals
-
-  $('#selectTFA').change(function () {
-    if ($(this).val() == "yubi_otp") {
-      $('#YubiOTPModal').modal('show');
-      $("option:selected").prop("selected", false);
-    }
-    if ($(this).val() == "totp") {
-      $('#TOTPModal').modal('show');
-      $("option:selected").prop("selected", false);
-    }
-    if ($(this).val() == "u2f") {
-      $('#U2FModal').modal('show');
-      $("option:selected").prop("selected", false);
-      $.ajax({
-        type: "GET",
-        cache: false,
-        dataType: 'script',
-        url: "/api/v1/get/u2f-registration/<?=(isset($_SESSION['mailcow_cc_username'])) ? $_SESSION['mailcow_cc_username'] : null;?>",
-        success: function(data){
-          data;
-        }
-      });
-      setTimeout(function() {
-        console.log("Register: ", req);
-        u2f.register([req], sigs, function(data) {
-          var form  = document.getElementById('u2f_reg_form');
-          var reg   = document.getElementById('u2f_register_data');
-          console.log("Register callback", data);
-          if (data.errorCode && data.errorCode != 0) {
-            var u2f_return_code = document.getElementById('u2f_return_code');
-            u2f_return_code.style.display = u2f_return_code.style.display === 'none' ? '' : null;
-            if (data.errorCode == "4") { data.errorCode = "4 - The presented device is not eligible for this request. For a registration request this may mean that the token is already registered, and for a sign request it may mean that the token does not know the presented key handle"; }
-            u2f_return_code.innerHTML = 'Error code: ' + data.errorCode;
-            return;
-          }
-          reg.value = JSON.stringify(data);
-          form.submit();
-        });
-      }, 1000);
-    }
-    if ($(this).val() == "none") {
-      $('#DisableTFAModal').modal('show');
-      $("option:selected").prop("selected", false);
-    }
-  });
-
-  // Activate tooltips
-  $(function () {
-    $('[data-toggle="tooltip"]').tooltip()
-  })
-	// Hide alerts after n seconds
-	$("#alert-fade").fadeTo(7000, 500).slideUp(500, function(){
-		$("#alert-fade").alert('close');
-	});
-
-	// Remember last navigation pill
-	(function () {
-		'use strict';
-    if ($('a[data-toggle="tab"]').length) {
-      $('a[data-toggle="tab"]').on('shown.bs.tab', function (e) {
-        var id = $(this).parents('[role="tablist"]').attr('id');
-        var key = 'lastTag';
-        if (id) {
-          key += ':' + id;
-        }
-        localStorage.setItem(key, $(e.target).attr('href'));
-      });
-      $('[role="tablist"]').each(function (idx, elem) {
-        var id = $(elem).attr('id');
-        var key = 'lastTag';
-        if (id) {
-          key += ':' + id;
-        }
-        var lastTab = localStorage.getItem(key);
-        if (lastTab) {
-          $('[href="' + lastTab + '"]').tab('show');
-        }
-      });
-    }
-	})();
-
-	// Disable submit after submitting form
-	$('form').submit(function() {
-		if ($('form button[type="submit"]').data('submitted') == '1') {
-			return false;
-		} else {
-			$(this).find('button[type="submit"]').first().text('<?=$lang['footer']['loading'];?>');
-			$('form button[type="submit"]').attr('data-submitted', '1');
-			function disableF5(e) { if ((e.which || e.keyCode) == 116 || (e.which || e.keyCode) == 82) e.preventDefault(); };
-			$(document).on("keydown", disableF5);
-		}
-	});
-
-	// IE fix to hide scrollbars when table body is empty
-	$('tbody').filter(function (index) {
-		return $(this).children().length < 1;
-	}).remove();
-
-	// Init Bootstrap Selectpicker
-	$('select').selectpicker();
-
-	// Trigger SOGo restart
-	$('#triggerRestartSogo').click(function(){
-		$(this).prop("disabled",true);
-		$(this).html('<span class="glyphicon glyphicon-refresh glyphicon-spin"></span> ');
-		$('#statusTriggerRestartSogo').text('Stopping SOGo workers, this may take a while... ');
-		$.ajax({
-			method: 'get',
-			url: 'call_sogo_ctrl.php',
-			data: {
-				'ajax': true,
-				'ACTION': 'stop'
-			},
-			success: function(data) {
-				$('#statusTriggerRestartSogo').append(data);
-				$('#statusTriggerRestartSogo').append('<br />Starting SOGo... ');
-				$.ajax({
-					method: 'get',
-					url: 'call_sogo_ctrl.php',
-					data: {
-						'ajax': true,
-						'ACTION': 'start'
-					},
-					success: function(data) {
-						$('#statusTriggerRestartSogo').append(data);
-						$('#triggerRestartSogo').html('<span class="glyphicon glyphicon-ok"></span> ');
-					}
-				});
-			}
-		});
-	});
-  $("<input type='hidden' value='<?=$_SESSION['CSRF']['TOKEN'];?>' />").attr("id", "csrf_token").attr("name", "csrf_token").appendTo("form");
-});
-</script>
-
-</body>
-</html>
-<?php $stmt = null; $pdo = null; ?>
+<?php
+include 'inc/tfa_modals.php';
+
+if (isset($_SESSION['mailcow_cc_role']) && $_SESSION['mailcow_cc_role'] == 'admin'):
+?>
+<div id="RestartSOGo" class="modal fade" role="dialog">
+  <div class="modal-dialog">
+    <div class="modal-content">
+    <div class="modal-header">
+      <button type="button" class="close" data-dismiss="modal">&times;</button>
+      <h4 class="modal-title"><?= $lang['footer']['restart_sogo']; ?></h4>
+    </div>
+    <div class="modal-body">
+      <p><?= $lang['footer']['restart_sogo_info']; ?></p>
+      <hr>
+      <button class="btn btn-md btn-primary" id="triggerRestartSogo"><?= $lang['footer']['restart_now']; ?></button>
+      <br><br>
+      <div id="statusTriggerRestartSogo"></div>
+    </div>
+    </div>
+  </div>
+</div>
+<?php
+endif;
+?>
+<div id="ConfirmDeleteModal" class="modal fade" role="dialog">
+  <div class="modal-dialog">
+    <div class="modal-content">
+    <div class="modal-header">
+      <button type="button" class="close" data-dismiss="modal">&times;</button>
+      <h4 class="modal-title"><?= $lang['footer']['confirm_delete']; ?></h4>
+    </div>
+    <div class="modal-body">
+      <p><?= $lang['footer']['delete_these_items']; ?></p>
+      <ul id="ItemsToDelete"></ul>
+      <hr>
+      <button class="btn btn-sm btn-danger" id="IsConfirmed"><?= $lang['footer']['delete_now']; ?></button>
+      <button class="btn btn-sm btn-default" id="isCanceled"><?= $lang['footer']['cancel']; ?></button>
+    </div>
+    </div>
+  </div>
+</div>
+<div style="margin-bottom: 100px;"></div>
+
+<script src="//cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/3.3.7/js/bootstrap.min.js" integrity="sha256-U5ZEeKfGNOja007MMD3YBI0A3OSZOQbeG6z2f2Y0hu8=" crossorigin="anonymous"></script>
+<script src="/js/bootstrap-switch.min.js"></script>
+<script src="/js/bootstrap-slider.min.js"></script>
+<script src="/js/bootstrap-select.min.js"></script>
+<script src="/js/notifications.min.js"></script>
+<script src="/js/u2f-api.js"></script>
+<script>
+// Select language and reopen active URL without POST
+function setLang(sel) {
+  $.post( "<?= $_SERVER['REQUEST_URI']; ?>", {lang: sel} );
+  window.location.href = window.location.pathname + window.location.search;
+}
+
+$(document).ready(function() {
+  function mailcow_alert_box(message, type) {
+    $.notify({message: message},{type: type,placement: {from: "bottom",align: "right"},animate: {enter: 'animated fadeInUp',exit: 'animated fadeOutDown'}});
+  }
+  <?php if (isset($_SESSION['return'])): ?>
+  mailcow_alert_box("<?= $_SESSION['return']['msg']; ?>",  "<?= $_SESSION['return']['type']; ?>");
+  <?php endif; unset($_SESSION['return']); ?>
+  // Confirm TFA modal
+  <?php if (isset($_SESSION['pending_tfa_method'])):?>
+  $('#ConfirmTFAModal').modal({
+    backdrop: 'static',
+    keyboard: false
+  });
+  $('#ConfirmTFAModal').on('shown.bs.modal', function(){
+      $(this).find('#token').focus();
+      // If U2F
+      if(document.getElementById("u2f_auth_data") !== null) {
+        $.ajax({
+          type: "GET",
+          cache: false,
+          dataType: 'script',
+          url: "/api/v1/get/u2f-authentication/<?= (isset($_SESSION['pending_mailcow_cc_username'])) ? $_SESSION['pending_mailcow_cc_username'] : null; ?>",
+          success: function(data){
+            data;
+          }
+        });
+        setTimeout(function() {
+          console.log("sign: ", req);
+          u2f.sign(req, function(data) {
+            var form = document.getElementById('u2f_auth_form');
+            var auth = document.getElementById('u2f_auth_data');
+            console.log("Authenticate callback", data);
+            auth.value = JSON.stringify(data);
+            form.submit();
+          });
+        }, 1000);
+      }
+  });
+  <?php endif; ?>
+
+  // Set TFA modals
+
+  $('#selectTFA').change(function () {
+    if ($(this).val() == "yubi_otp") {
+      $('#YubiOTPModal').modal('show');
+      $("option:selected").prop("selected", false);
+    }
+    if ($(this).val() == "totp") {
+      $('#TOTPModal').modal('show');
+      $("option:selected").prop("selected", false);
+    }
+    if ($(this).val() == "u2f") {
+      $('#U2FModal').modal('show');
+      $("option:selected").prop("selected", false);
+      $.ajax({
+        type: "GET",
+        cache: false,
+        dataType: 'script',
+        url: "/api/v1/get/u2f-registration/<?= (isset($_SESSION['mailcow_cc_username'])) ? $_SESSION['mailcow_cc_username'] : null; ?>",
+        success: function(data){
+          data;
+        }
+      });
+      setTimeout(function() {
+        console.log("Register: ", req);
+        u2f.register([req], sigs, function(data) {
+          var form  = document.getElementById('u2f_reg_form');
+          var reg   = document.getElementById('u2f_register_data');
+          console.log("Register callback", data);
+          if (data.errorCode && data.errorCode != 0) {
+            var u2f_return_code = document.getElementById('u2f_return_code');
+            u2f_return_code.style.display = u2f_return_code.style.display === 'none' ? '' : null;
+            if (data.errorCode == "4") { data.errorCode = "4 - The presented device is not eligible for this request. For a registration request this may mean that the token is already registered, and for a sign request it may mean that the token does not know the presented key handle"; }
+            u2f_return_code.innerHTML = 'Error code: ' + data.errorCode;
+            return;
+          }
+          reg.value = JSON.stringify(data);
+          form.submit();
+        });
+      }, 1000);
+    }
+    if ($(this).val() == "none") {
+      $('#DisableTFAModal').modal('show');
+      $("option:selected").prop("selected", false);
+    }
+  });
+
+  // Activate tooltips
+  $(function () {
+    $('[data-toggle="tooltip"]').tooltip()
+  })
+  // Hide alerts after n seconds
+  $("#alert-fade").fadeTo(7000, 500).slideUp(500, function(){
+    $("#alert-fade").alert('close');
+  });
+
+  // Remember last navigation pill
+  (function () {
+    'use strict';
+    if ($('a[data-toggle="tab"]').length) {
+      $('a[data-toggle="tab"]').on('shown.bs.tab', function (e) {
+        var id = $(this).parents('[role="tablist"]').attr('id');
+        var key = 'lastTag';
+        if (id) {
+          key += ':' + id;
+        }
+        localStorage.setItem(key, $(e.target).attr('href'));
+      });
+      $('[role="tablist"]').each(function (idx, elem) {
+        var id = $(elem).attr('id');
+        var key = 'lastTag';
+        if (id) {
+          key += ':' + id;
+        }
+        var lastTab = localStorage.getItem(key);
+        if (lastTab) {
+          $('[href="' + lastTab + '"]').tab('show');
+        }
+      });
+    }
+  })();
+
+  // Disable submit after submitting form
+  $('form').submit(function() {
+    if ($('form button[type="submit"]').data('submitted') == '1') {
+      return false;
+    } else {
+      $(this).find('button[type="submit"]').first().text('<?= $lang['footer']['loading']; ?>');
+      $('form button[type="submit"]').attr('data-submitted', '1');
+      function disableF5(e) { if ((e.which || e.keyCode) == 116 || (e.which || e.keyCode) == 82) e.preventDefault(); };
+      $(document).on("keydown", disableF5);
+    }
+  });
+
+  // IE fix to hide scrollbars when table body is empty
+  $('tbody').filter(function (index) {
+    return $(this).children().length < 1;
+  }).remove();
+
+  // Init Bootstrap Selectpicker
+  $('select').selectpicker();
+
+  // Trigger SOGo restart
+  $('#triggerRestartSogo').click(function(){
+    $(this).prop("disabled",true);
+    $(this).html('<span class="glyphicon glyphicon-refresh glyphicon-spin"></span> ');
+    $('#statusTriggerRestartSogo').text('Stopping SOGo workers, this may take a while... ');
+    $.ajax({
+      method: 'get',
+      url: 'call_sogo_ctrl.php',
+      data: {
+        'ajax': true,
+        'ACTION': 'stop'
+      },
+      success: function(data) {
+        $('#statusTriggerRestartSogo').append(data);
+        $('#statusTriggerRestartSogo').append('<br>Starting SOGo...');
+        $.ajax({
+          method: 'get',
+          url: 'call_sogo_ctrl.php',
+          data: {
+            'ajax': true,
+            'ACTION': 'start'
+          },
+          success: function(data) {
+            $('#statusTriggerRestartSogo').append(data);
+            $('#triggerRestartSogo').html('<span class="glyphicon glyphicon-ok"></span> ');
+          }
+        });
+      }
+    });
+  });
+
+  // CSRF
+  $('<input type="hidden" value="<?= $_SESSION['CSRF']['TOKEN']; ?>">').attr('id', 'csrf_token').attr('name', 'csrf_token').appendTo('form');
+});
+</script>
+
+</body>
+</html>
+<?php
+$stmt = null;
+$pdo = null;
diff --git a/data/web/inc/header.inc.php b/data/web/inc/header.inc.php
index ca692e0de..e92403764 100644
--- a/data/web/inc/header.inc.php
+++ b/data/web/inc/header.inc.php
@@ -1,118 +1,119 @@
-<!DOCTYPE html>
-<html lang="<?= $_SESSION['mailcow_locale'] ?>">
-<head>
-<meta charset="utf-8">
-<meta http-equiv="X-UA-Compatible" content="IE=edge">
-<meta name="viewport" content="width=device-width, initial-scale=1">
-<title>mailcow UI</title>
-<!--[if lt IE 9]>
-<script src="https://oss.maxcdn.com/html5shiv/3.7.2/html5shiv.min.js"></script>
-<script src="https://oss.maxcdn.com/respond/1.4.2/respond.min.js"></script>
-<![endif]-->
-<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/1.12.0/jquery.min.js" integrity="sha384-XxcvoeNF5V0ZfksTnV+bejnCsJjOOIzN6UVwF85WBsAnU3zeYh5bloN+L4WLgeNE" crossorigin="anonymous"></script>
-<link rel="stylesheet" href="//cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/3.3.6/css/bootstrap.min.css">
-<link rel="stylesheet" href="//cdnjs.cloudflare.com/ajax/libs/bootswatch/3.3.6/<?=strtolower(trim($DEFAULT_THEME));?>/bootstrap.min.css">
-<link rel="stylesheet" href="/css/bootstrap-select.min.css">
-<link rel="stylesheet" href="/css/bootstrap-slider.min.css">
-<link rel="stylesheet" href="/css/bootstrap-switch.min.css">
-<link rel="stylesheet" href="/css/footable.bootstrap.min.css">
-<link rel="stylesheet" href="/inc/languages.min.css">
-<link rel="stylesheet" href="/css/mailcow.css">
-<link rel="stylesheet" href="/css/animate.min.css">
-<?=(preg_match("/mailbox.php/i", $_SERVER['REQUEST_URI'])) ? '<link rel="stylesheet" href="/css/mailbox.css">' : null;?>
-<?=(preg_match("/admin.php/i", $_SERVER['REQUEST_URI'])) ? '<link rel="stylesheet" href="/css/admin.css">' : null;?>
-<link rel="shortcut icon" href="/favicon.png" type="image/png">
-<link rel="icon" href="/favicon.png" type="image/png">
-</head>
-<body style="padding-top:70px">
-<nav class="navbar navbar-default navbar-fixed-top"  role="navigation">
-	<div class="container-fluid">
-		<div class="navbar-header">
-			<button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#navbar" aria-expanded="false" aria-controls="navbar">
-				<span class="sr-only">Toggle navigation</span>
-				<span class="icon-bar"></span>
-				<span class="icon-bar"></span>
-				<span class="icon-bar"></span>
-			</button>
-			<a class="navbar-brand" href="/"><img height="32" alt="mailcow-logo" style="margin-top:-5px;" src="/img/cow_mailcow.svg" /></a>
-		</div>
-		<div id="navbar" class="navbar-collapse collapse">
-			<ul class="nav navbar-nav navbar-right">
-				<?php
-				if (isset($_SESSION['mailcow_locale'])) {
-				?>
-				<li class="dropdown">
-					<a href="#" class="dropdown-toggle" data-toggle="dropdown" role="button" aria-expanded="false"><span class="lang-sm lang-lbl" lang="<?=$_SESSION['mailcow_locale'];?>"></span><span class="caret"></span></a>
-					<ul class="dropdown-menu" role="menu">
-						<li <?=($_SESSION['mailcow_locale'] == 'de') ? 'class="active"' : ''?>> <a href="?<?= http_build_query(array_merge($_GET, array("lang" => "de"))) ?>"><span class="lang-xs lang-lbl-full" lang="de"></span></a></li>
-						<li <?=($_SESSION['mailcow_locale'] == 'en') ? 'class="active"' : ''?>> <a href="?<?= http_build_query(array_merge($_GET, array("lang" => "en"))) ?>"><span class="lang-xs lang-lbl-full" lang="en"></span></a></li>
-						<li <?=($_SESSION['mailcow_locale'] == 'es') ? 'class="active"' : ''?>> <a href="?<?= http_build_query(array_merge($_GET, array("lang" => "es"))) ?>"><span class="lang-xs lang-lbl-full" lang="es"></span></a></li>
-						<li <?=($_SESSION['mailcow_locale'] == 'nl') ? 'class="active"' : ''?>> <a href="?<?= http_build_query(array_merge($_GET, array("lang" => "nl"))) ?>"><span class="lang-xs lang-lbl-full" lang="nl"></span></a></li>
-						<li <?=($_SESSION['mailcow_locale'] == 'pt') ? 'class="active"' : ''?>> <a href="?<?= http_build_query(array_merge($_GET, array("lang" => "pt"))) ?>"><span class="lang-xs lang-lbl-full" lang="pt"></span></a></li>
-						<li <?=($_SESSION['mailcow_locale'] == 'ru') ? 'class="active"' : ''?>> <a href="?<?= http_build_query(array_merge($_GET, array("lang" => "ru"))) ?>"><span class="lang-xs lang-lbl-full" lang="ru"></span></a></li>
-					</ul>
-				</li>
-				<?php
-				}
-				if (isset($_SESSION['mailcow_cc_role'])) {
-				?>
-				<li class="dropdown">
-					<a href="#" class="dropdown-toggle" data-toggle="dropdown" role="button" aria-expanded="false"> <?=$lang['header']['mailcow_settings'];?> <span class="caret"></span></a>
-					<ul class="dropdown-menu" role="menu">
-					<?php
-						if (isset($_SESSION['mailcow_cc_role'])) {
-							if ($_SESSION['mailcow_cc_role'] == "admin") {
-							?>
-								<li <?=(preg_match("/admin/i", $_SERVER['REQUEST_URI'])) ? 'class="active"' : ''?>><a href="/admin.php"><?=$lang['header']['administration'];?></a></li>
-							<?php
-							}
-							if ($_SESSION['mailcow_cc_role'] == "admin" || $_SESSION['mailcow_cc_role'] == "domainadmin") {
-							?>
-								<li <?=(preg_match("/mailbox/i", $_SERVER['REQUEST_URI'])) ? 'class="active"' : ''?>><a href="/mailbox.php"><?=$lang['header']['mailboxes'];?></a></li>
-							<?php
-							}
-							if ($_SESSION['mailcow_cc_role'] != "admin") {
-							?>
-								<li <?=(preg_match("/user/i", $_SERVER['REQUEST_URI'])) ? 'class="active"' : ''?>><a href="/user.php"><?=$lang['header']['user_settings'];?></a></li>
-							<?php
-              }
-						}
-						?>
-					</ul>
-				</li>
-				<?php
-				if ($_SESSION['mailcow_cc_role'] == "admin"):
-				?>
-				<li><a href data-toggle="modal" data-target="#RestartSOGo"><span style="font-size:12px" class="glyphicon glyphicon-refresh" aria-hidden="true"></span> <?=$lang['header']['restart_sogo'];?></a></li>
-				<?php
-				endif;
-				?>
-				<li class="dropdown">
-					<a href="#" class="dropdown-toggle" data-toggle="dropdown" role="button" aria-expanded="false"><span class="glyphicon glyphicon-link" aria-hidden="true"></span> Apps <span class="caret"></span></a>
-					<ul class="dropdown-menu" role="menu">
-          <?php
-          foreach ($MAILCOW_APPS as $app):
-          ?>
-            <li><a href="<?=$app['link'];?>"><?=$app['name'];?></a></li>
-          <?php
-          endforeach;
-          ?>
-					</ul>
-				</li>
-        <?php
-				}
-				if (!isset($_SESSION["dual-login"]) && isset($_SESSION['mailcow_cc_username'])):
-				?>
-					<li><a style="border-left:1px solid #E7E7E7" href="#" onclick="logout.submit()"><?=sprintf($lang['header']['logged_in_as_logout'], $_SESSION['mailcow_cc_username']);?></a></li>
-				<?php
-				elseif (isset($_SESSION["dual-login"])):
-				?>
-					<li><a style="border-left:1px solid #E7E7E7" href="#" onclick="logout.submit()"><?=sprintf($lang['header']['logged_in_as_logout_dual'], $_SESSION['mailcow_cc_username'], $_SESSION["dual-login"]["username"]);?></a></li>
-				<?php
-				endif;
-				?>
-			</ul>
-		</div><!--/.nav-collapse -->
-	</div><!--/.container-fluid -->
-</nav>
-<form action="/" method="post" id="logout"><input type="hidden" name="logout"></form>
+<!DOCTYPE html>
+<html lang="<?= $_SESSION['mailcow_locale'] ?>">
+<head>
+<meta charset="utf-8">
+<meta http-equiv="X-UA-Compatible" content="IE=edge">
+<meta name="viewport" content="width=device-width, initial-scale=1">
+<title>mailcow UI</title>
+<!--[if lt IE 9]>
+  <script src="https://cdnjs.cloudflare.com/ajax/libs/html5shiv/3.7.3/html5shiv.min.js" integrity="sha256-3Jy/GbSLrg0o9y5Z5n1uw0qxZECH7C6OQpVBgNFYa0g=" crossorigin="anonymous"></script>
+  <script src="https://cdnjs.cloudflare.com/ajax/libs/respond.js/1.4.2/respond.min.js" integrity="sha256-g6iAfvZp+nDQ2TdTR/VVKJf3bGro4ub5fvWSWVRi2NE=" crossorigin="anonymous"></script>
+<![endif]-->
+<script src="//cdnjs.cloudflare.com/ajax/libs/jquery/1.12.4/jquery.min.js" integrity="sha256-ZosEbRLbNQzLpnKIkEdrPv7lOy9C27hHQ+Xp8a4MxAQ=" crossorigin="anonymous"></script>
+<link rel="stylesheet" href="//cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/3.3.7/css/bootstrap.min.css" integrity="sha256-916EbMg70RQy9LHiGkXzG8hSg9EdNy97GazNG/aiY1w=" crossorigin="anonymous">
+<link rel="stylesheet" href="//cdnjs.cloudflare.com/ajax/libs/bootswatch/3.3.7/<?= strtolower(trim($DEFAULT_THEME)); ?>/bootstrap.min.css">
+<link rel="stylesheet" href="/css/bootstrap-select.min.css">
+<link rel="stylesheet" href="/css/bootstrap-slider.min.css">
+<link rel="stylesheet" href="/css/bootstrap-switch.min.css">
+<link rel="stylesheet" href="/css/footable.bootstrap.min.css">
+<link rel="stylesheet" href="/inc/languages.min.css">
+<link rel="stylesheet" href="/css/mailcow.css">
+<link rel="stylesheet" href="/css/animate.min.css">
+<?= (preg_match("/mailbox.php/i", $_SERVER['REQUEST_URI'])) ? '<link rel="stylesheet" href="/css/mailbox.css">' : null; ?>
+<?= (preg_match("/admin.php/i", $_SERVER['REQUEST_URI'])) ? '<link rel="stylesheet" href="/css/admin.css">' : null; ?>
+<link rel="shortcut icon" href="/favicon.png" type="image/png">
+<link rel="icon" href="/favicon.png" type="image/png">
+</head>
+<body style="padding-top: 70px;">
+<nav class="navbar navbar-default navbar-fixed-top" role="navigation">
+  <div class="container-fluid">
+    <div class="navbar-header">
+      <button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#navbar" aria-expanded="false" aria-controls="navbar">
+        <span class="sr-only">Toggle navigation</span>
+        <span class="icon-bar"></span>
+        <span class="icon-bar"></span>
+        <span class="icon-bar"></span>
+      </button>
+      <a class="navbar-brand" href="/"><img height="32" alt="mailcow-logo" style="margin-top: -5px;" src="/img/cow_mailcow.svg"></a>
+    </div>
+    <div id="navbar" class="navbar-collapse collapse">
+      <ul class="nav navbar-nav navbar-right">
+        <?php
+        if (isset($_SESSION['mailcow_locale'])) {
+        ?>
+        <li class="dropdown">
+          <a href="#" class="dropdown-toggle" data-toggle="dropdown" role="button" aria-expanded="false"><span class="lang-sm lang-lbl" lang="<?= $_SESSION['mailcow_locale']; ?>"></span><span class="caret"></span></a>
+          <ul class="dropdown-menu" role="menu">
+            <?php
+            foreach ($AVAILABLE_LANGUAGES as $language) {
+            ?>
+            <li<?= ($_SESSION['mailcow_locale'] == $language) ? ' class="active"' : ''; ?>><a href="?<?= http_build_query(array_merge($_GET, array('lang' => $language))); ?>"><span class="lang-xs lang-lbl-full" lang="<?= $language; ?>"></span></a></li>
+            <?php
+            }
+            ?>
+          </ul>
+        </li>
+        <?php
+        }
+        if (isset($_SESSION['mailcow_cc_role'])) {
+        ?>
+        <li class="dropdown">
+          <a href="#" class="dropdown-toggle" data-toggle="dropdown" role="button" aria-expanded="false"><?= $lang['header']['mailcow_settings']; ?> <span class="caret"></span></a>
+          <ul class="dropdown-menu" role="menu">
+            <?php
+            if (isset($_SESSION['mailcow_cc_role'])) {
+              if ($_SESSION['mailcow_cc_role'] == 'admin') {
+              ?>
+                <li<?= (preg_match("/admin/i", $_SERVER['REQUEST_URI'])) ? ' class="active"' : ''; ?>><a href="/admin.php"><?= $lang['header']['administration']; ?></a></li>
+              <?php
+              }
+              if ($_SESSION['mailcow_cc_role'] == 'admin' || $_SESSION['mailcow_cc_role'] == 'domainadmin') {
+              ?>
+                <li<?= (preg_match("/mailbox/i", $_SERVER['REQUEST_URI'])) ? ' class="active"' : ''; ?>><a href="/mailbox.php"><?= $lang['header']['mailboxes']; ?></a></li>
+              <?php
+              }
+              if ($_SESSION['mailcow_cc_role'] != 'admin') {
+              ?>
+                <li<?= (preg_match("/user/i", $_SERVER['REQUEST_URI'])) ? ' class="active"' : ''; ?>><a href="/user.php"><?= $lang['header']['user_settings']; ?></a></li>
+              <?php
+              }
+            }
+            ?>
+          </ul>
+        </li>
+        <?php
+        if ($_SESSION['mailcow_cc_role'] == 'admin') {
+        ?>
+        <li><a href data-toggle="modal" data-target="#RestartSOGo"><span style="font-size: 12px;" class="glyphicon glyphicon-refresh" aria-hidden="true"></span> <?= $lang['header']['restart_sogo']; ?></a></li>
+        <?php
+        }
+        ?>
+        <li class="dropdown">
+          <a href="#" class="dropdown-toggle" data-toggle="dropdown" role="button" aria-expanded="false"><span class="glyphicon glyphicon-link" aria-hidden="true"></span> Apps <span class="caret"></span></a>
+          <ul class="dropdown-menu" role="menu">
+          <?php
+          foreach ($MAILCOW_APPS as $app):
+          ?>
+            <li><a href="<?= $app['link']; ?>"><?= $app['name']; ?></a></li>
+          <?php
+          endforeach;
+          ?>
+          </ul>
+        </li>
+        <?php
+        }
+        if (!isset($_SESSION['dual-login']) && isset($_SESSION['mailcow_cc_username'])):
+        ?>
+          <li><a href="#" style="border-left: 1px solid #E7E7E7;" onclick="logout.submit()"><?= sprintf($lang['header']['logged_in_as_logout'], $_SESSION['mailcow_cc_username']); ?></a></li>
+        <?php
+        elseif (isset($_SESSION['dual-login'])):
+        ?>
+          <li><a href="#" style="border-left: 1px solid #E7E7E7;" onclick="logout.submit()"><?= sprintf($lang['header']['logged_in_as_logout_dual'], $_SESSION['mailcow_cc_username'], $_SESSION['dual-login']['username']); ?></a></li>
+        <?php
+        endif;
+        ?>
+      </ul>
+    </div><!--/.nav-collapse -->
+  </div><!--/.container-fluid -->
+</nav>
+<form action="/" method="post" id="logout"><input type="hidden" name="logout"></form>
diff --git a/data/web/inc/languages.min.css b/data/web/inc/languages.min.css
index 79b740c38..d0e5162c0 100644
--- a/data/web/inc/languages.min.css
+++ b/data/web/inc/languages.min.css
@@ -1 +1 @@
-.lang-xs{background-position:0 -473px;min-width:14px;height:11px;min-height:11px;max-height:11px;background-repeat:no-repeat;display:inline-block;background-image:url(languages.png)}.lang-sm{background-position:0 -1172px;min-width:22px;height:16px;min-height:16px;max-height:16px;background-repeat:no-repeat;display:inline-block;background-image:url(languages.png)}.lang-lg{background-position:0 -2134px;min-width:30px;height:22px;min-height:22px;max-height:22px;background-repeat:no-repeat;display:inline-block;background-image:url(languages.png)}.lang-xs[lang=ar]{background-position:0 0}.lang-xs[lang=be]{background-position:0 -11px}.lang-xs[lang=bg]{background-position:0 -22px}.lang-xs[lang=cs]{background-position:0 -33px}.lang-xs[lang=da]{background-position:0 -44px}.lang-xs[lang=de]{background-position:0 -55px}.lang-xs[lang=el]{background-position:0 -66px}.lang-xs[lang=en]{background-position:0 -77px}.lang-xs[lang=es]{background-position:0 -88px}.lang-xs[lang=et]{background-position:0 -99px}.lang-xs[lang=fi]{background-position:0 -110px}.lang-xs[lang=fr]{background-position:0 -121px}.lang-xs[lang=ga]{background-position:0 -132px}.lang-xs[lang=hi]{background-position:0 -143px}.lang-xs[lang=hr]{background-position:0 -154px}.lang-xs[lang=hu]{background-position:0 -165px}.lang-xs[lang=in]{background-position:0 -176px}.lang-xs[lang=is]{background-position:0 -187px}.lang-xs[lang=it]{background-position:0 -198px}.lang-xs[lang=iw]{background-position:0 -209px}.lang-xs[lang=ja]{background-position:0 -220px}.lang-xs[lang=ko]{background-position:0 -231px}.lang-xs[lang=lt]{background-position:0 -242px}.lang-xs[lang=lv]{background-position:0 -253px}.lang-xs[lang=mk]{background-position:0 -264px}.lang-xs[lang=ms]{background-position:0 -275px}.lang-xs[lang=mt]{background-position:0 -286px}.lang-xs[lang=nl]{background-position:0 -297px}.lang-xs[lang=no]{background-position:0 -308px}.lang-xs[lang=pl]{background-position:0 -319px}.lang-xs[lang=pt]{background-position:0 -330px}.lang-xs[lang=ro]{background-position:0 -341px}.lang-xs[lang=ru]{background-position:0 -352px}.lang-xs[lang=sk]{background-position:0 -363px}.lang-xs[lang=sl]{background-position:0 -374px}.lang-xs[lang=sq]{background-position:0 -385px}.lang-xs[lang=sr]{background-position:0 -396px}.lang-xs[lang=sv]{background-position:0 -407px}.lang-xs[lang=th]{background-position:0 -418px}.lang-xs[lang=tr]{background-position:0 -429px}.lang-xs[lang=uk]{background-position:0 -440px}.lang-xs[lang=vi]{background-position:0 -451px}.lang-xs[lang=zh]{background-position:0 -462px}.lang-sm[lang=ar]{background-position:0 -484px}.lang-sm[lang=be]{background-position:0 -500px}.lang-sm[lang=bg]{background-position:0 -516px}.lang-sm[lang=cs]{background-position:0 -532px}.lang-sm[lang=da]{background-position:0 -548px}.lang-sm[lang=de]{background-position:0 -564px}.lang-sm[lang=el]{background-position:0 -580px}.lang-sm[lang=en]{background-position:0 -596px}.lang-sm[lang=es]{background-position:0 -612px}.lang-sm[lang=et]{background-position:0 -628px}.lang-sm[lang=fi]{background-position:0 -644px}.lang-sm[lang=fr]{background-position:0 -660px}.lang-sm[lang=ga]{background-position:0 -676px}.lang-sm[lang=hi]{background-position:0 -692px}.lang-sm[lang=hr]{background-position:0 -708px}.lang-sm[lang=hu]{background-position:0 -724px}.lang-sm[lang=in]{background-position:0 -740px}.lang-sm[lang=is]{background-position:0 -756px}.lang-sm[lang=it]{background-position:0 -772px}.lang-sm[lang=iw]{background-position:0 -788px}.lang-sm[lang=ja]{background-position:0 -804px}.lang-sm[lang=ko]{background-position:0 -820px}.lang-sm[lang=lt]{background-position:0 -836px}.lang-sm[lang=lv]{background-position:0 -852px}.lang-sm[lang=mk]{background-position:0 -868px}.lang-sm[lang=ms]{background-position:0 -884px}.lang-sm[lang=mt]{background-position:0 -900px}.lang-sm[lang=nl]{background-position:0 -916px}.lang-sm[lang=no]{background-position:0 -932px}.lang-sm[lang=pl]{background-position:0 -948px}.lang-sm[lang=pt]{background-position:0 -964px}.lang-sm[lang=ro]{background-position:0 -980px}.lang-sm[lang=ru]{background-position:0 -996px}.lang-sm[lang=sk]{background-position:0 -1012px}.lang-sm[lang=sl]{background-position:0 -1028px}.lang-sm[lang=sq]{background-position:0 -1044px}.lang-sm[lang=sr]{background-position:0 -1060px}.lang-sm[lang=sv]{background-position:0 -1076px}.lang-sm[lang=th]{background-position:0 -1092px}.lang-sm[lang=tr]{background-position:0 -1108px}.lang-sm[lang=uk]{background-position:0 -1124px}.lang-sm[lang=vi]{background-position:0 -1140px}.lang-sm[lang=zh]{background-position:0 -1156px}.lang-lg[lang=ar]{background-position:0 -1188px}.lang-lg[lang=be]{background-position:0 -1210px}.lang-lg[lang=bg]{background-position:0 -1232px}.lang-lg[lang=cs]{background-position:0 -1254px}.lang-lg[lang=da]{background-position:0 -1276px}.lang-lg[lang=de]{background-position:0 -1298px}.lang-lg[lang=el]{background-position:0 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language"}.lang-lbl[lang=ar]:after{content:"\000627\000644\000639\000631\000628\00064A\000629"}.lang-lbl[lang=be]:after{content:"\000411\000435\00043B\000430\000440\000443\000441\00043A\000456"}.lang-lbl[lang=bg]:after{content:"\000411\00044A\00043B\000433\000430\000440\000441\00043A\000438"}.lang-lbl[lang=cs]:after{content:"\00010Ce\000161tina"}.lang-lbl[lang=da]:after{content:"Dansk"}.lang-lbl[lang=de]:after{content:"Deutsch"}.lang-lbl[lang=el]:after{content:"\000395\0003BB\0003BB\0003B7\0003BD\0003B9\0003BA\0003AC"}.lang-lbl[lang=en]:after{content:"English"}.lang-lbl[lang=es]:after{content:"Espa\0000F1ol"}.lang-lbl[lang=et]:after{content:"Eesti"}.lang-lbl[lang=fi]:after{content:"Suomi"}.lang-lbl[lang=fr]:after{content:"Fran\0000E7ais"}.lang-lbl[lang=ga]:after{content:"Gaeilge"}.lang-lbl[lang=hi]:after{content:"\000939\00093F\000902\000926\000940"}.lang-lbl[lang=hr]:after{content:"Hrvatski"}.lang-lbl[lang=hu]:after{content:"Magyar"}.lang-lbl[lang=in]:after{content:"Bahasa\000020indonesia"}.lang-lbl[lang=is]:after{content:"\0000CDslenska"}.lang-lbl[lang=it]:after{content:"Italiano"}.lang-lbl[lang=iw]:after{content:"\0005E2\0005D1\0005E8\0005D9\0005EA"}.lang-lbl[lang=ja]:after{content:"\0065E5\00672C\008A9E"}.lang-lbl[lang=ko]:after{content:"\00D55C\00AD6D\00C5B4"}.lang-lbl[lang=lt]:after{content:"Lietuvi\000173"}.lang-lbl[lang=lv]:after{content:"Latvie\000161u"}.lang-lbl[lang=mk]:after{content:"\00041C\000430\00043A\000435\000434\00043E\00043D\000441\00043A\000438"}.lang-lbl[lang=ms]:after{content:"Bahasa\000020melayu"}.lang-lbl[lang=mt]:after{content:"Malti"}.lang-lbl[lang=nl]:after{content:"Nederlands"}.lang-lbl[lang=no]:after{content:"Norsk"}.lang-lbl[lang=pl]:after{content:"Polski"}.lang-lbl[lang=pt]:after{content:"Portugu\0000EAs"}.lang-lbl[lang=ro]:after{content:"Rom\0000E2n\000103"}.lang-lbl[lang=ru]:after{content:"\000420\000443\000441\000441\00043A\000438\000439"}.lang-lbl[lang=sk]:after{content:"Sloven\00010Dina"}.lang-lbl[lang=sl]:after{content:"Sloven\000161\00010Dina"}.lang-lbl[lang=sq]:after{content:"Shqipe"}.lang-lbl[lang=sr]:after{content:"\000421\000440\00043F\000441\00043A\000438"}.lang-lbl[lang=sv]:after{content:"Svenska"}.lang-lbl[lang=th]:after{content:"\000E44\000E17\000E22"}.lang-lbl[lang=tr]:after{content:"T\0000FCrk\0000E7e"}.lang-lbl[lang=uk]:after{content:"\000423\00043A\000440\000430\000457\00043D\000441\00044C\00043A\000430"}.lang-lbl[lang=vi]:after{content:"Ti\001EBFng\000020vi\001EC7t"}.lang-lbl[lang=zh]:after{content:"\004E2D\006587"}.lang-lbl-en[lang=ar]:after{content:"Arabic"}.lang-lbl-en[lang=be]:after{content:"Belarusian"}.lang-lbl-en[lang=bg]:after{content:"Bulgarian"}.lang-lbl-en[lang=cs]:after{content:"Czech"}.lang-lbl-en[lang=da]:after{content:"Danish"}.lang-lbl-en[lang=de]:after{content:"German"}.lang-lbl-en[lang=el]:after{content:"Greek"}.lang-lbl-en[lang=en]:after{content:"English"}.lang-lbl-en[lang=es]:after{content:"Spanish"}.lang-lbl-en[lang=et]:after{content:"Estonian"}.lang-lbl-en[lang=fi]:after{content:"Finnish"}.lang-lbl-en[lang=fr]:after{content:"French"}.lang-lbl-en[lang=ga]:after{content:"Irish"}.lang-lbl-en[lang=hi]:after{content:"Hindi"}.lang-lbl-en[lang=hr]:after{content:"Croatian"}.lang-lbl-en[lang=hu]:after{content:"Hungarian"}.lang-lbl-en[lang=in]:after{content:"Indonesian"}.lang-lbl-en[lang=is]:after{content:"Icelandic"}.lang-lbl-en[lang=it]:after{content:"Italian"}.lang-lbl-en[lang=iw]:after{content:"Hebrew"}.lang-lbl-en[lang=ja]:after{content:"Japanese"}.lang-lbl-en[lang=ko]:after{content:"Korean"}.lang-lbl-en[lang=lt]:after{content:"Lithuanian"}.lang-lbl-en[lang=lv]:after{content:"Latvian"}.lang-lbl-en[lang=mk]:after{content:"Macedonian"}.lang-lbl-en[lang=ms]:after{content:"Malay"}.lang-lbl-en[lang=mt]:after{content:"Maltese"}.lang-lbl-en[lang=nl]:after{content:"Dutch"}.lang-lbl-en[lang=no]:after{content:"Norwegian"}.lang-lbl-en[lang=pl]:after{content:"Polish"}.lang-lbl-en[lang=pt]:after{content:"Portuguese"}.lang-lbl-en[lang=ro]:after{content:"Romanian"}.lang-lbl-en[lang=ru]:after{content:"Russian"}.lang-lbl-en[lang=sk]:after{content:"Slovak"}.lang-lbl-en[lang=sl]:after{content:"Slovenian"}.lang-lbl-en[lang=sq]:after{content:"Albanian"}.lang-lbl-en[lang=sr]:after{content:"Serbian"}.lang-lbl-en[lang=sv]:after{content:"Swedish"}.lang-lbl-en[lang=th]:after{content:"Thai"}.lang-lbl-en[lang=tr]:after{content:"Turkish"}.lang-lbl-en[lang=uk]:after{content:"Ukrainian"}.lang-lbl-en[lang=vi]:after{content:"Vietnamese"}.lang-lbl-en[lang=zh]:after{content:"Chinese"}.lang-lbl-full[lang=ar]:after{content:"\000627\000644\000639\000631\000628\00064A\000629\0000A0/\0000A0Arabic"}.lang-lbl-full[lang=be]:after{content:"\000411\000435\00043B\000430\000440\000443\000441\00043A\000456\0000A0/\0000A0Belarusian"}.lang-lbl-full[lang=bg]:after{content:"\000411\00044A\00043B\000433\000430\000440\000441\00043A\000438\0000A0/\0000A0Bulgarian"}.lang-lbl-full[lang=cs]:after{content:"\00010Ce\000161tina\0000A0/\0000A0Czech"}.lang-lbl-full[lang=da]:after{content:"Dansk\0000A0/\0000A0Danish"}.lang-lbl-full[lang=de]:after{content:"Deutsch\0000A0/\0000A0German"}.lang-lbl-full[lang=el]:after{content:"\000395\0003BB\0003BB\0003B7\0003BD\0003B9\0003BA\0003AC\0000A0/\0000A0Greek"}.lang-lbl-full[lang=en]:after{content:"English\0000A0/\0000A0English"}.lang-lbl-full[lang=es]:after{content:"Espa\0000F1ol\0000A0/\0000A0Spanish"}.lang-lbl-full[lang=et]:after{content:"Eesti\0000A0/\0000A0Estonian"}.lang-lbl-full[lang=fi]:after{content:"Suomi\0000A0/\0000A0Finnish"}.lang-lbl-full[lang=fr]:after{content:"Fran\0000E7ais\0000A0/\0000A0French"}.lang-lbl-full[lang=ga]:after{content:"Gaeilge\0000A0/\0000A0Irish"}.lang-lbl-full[lang=hi]:after{content:"\000939\00093F\000902\000926\000940\0000A0/\0000A0Hindi"}.lang-lbl-full[lang=hr]:after{content:"Hrvatski\0000A0/\0000A0Croatian"}.lang-lbl-full[lang=hu]:after{content:"Magyar\0000A0/\0000A0Hungarian"}.lang-lbl-full[lang=in]:after{content:"Bahasa\000020indonesia\0000A0/\0000A0Indonesian"}.lang-lbl-full[lang=is]:after{content:"\0000CDslenska\0000A0/\0000A0Icelandic"}.lang-lbl-full[lang=it]:after{content:"Italiano\0000A0/\0000A0Italian"}.lang-lbl-full[lang=iw]:after{content:"\0005E2\0005D1\0005E8\0005D9\0005EA\0000A0/\0000A0Hebrew"}.lang-lbl-full[lang=ja]:after{content:"\0065E5\00672C\008A9E\0000A0/\0000A0Japanese"}.lang-lbl-full[lang=ko]:after{content:"\00D55C\00AD6D\00C5B4\0000A0/\0000A0Korean"}.lang-lbl-full[lang=lt]:after{content:"Lietuvi\000173\0000A0/\0000A0Lithuanian"}.lang-lbl-full[lang=lv]:after{content:"Latvie\000161u\0000A0/\0000A0Latvian"}.lang-lbl-full[lang=mk]:after{content:"\00041C\000430\00043A\000435\000434\00043E\00043D\000441\00043A\000438\0000A0/\0000A0Macedonian"}.lang-lbl-full[lang=ms]:after{content:"Bahasa\000020melayu\0000A0/\0000A0Malay"}.lang-lbl-full[lang=mt]:after{content:"Malti\0000A0/\0000A0Maltese"}.lang-lbl-full[lang=nl]:after{content:"Nederlands\0000A0/\0000A0Dutch"}.lang-lbl-full[lang=no]:after{content:"Norsk\0000A0/\0000A0Norwegian"}.lang-lbl-full[lang=pl]:after{content:"Polski\0000A0/\0000A0Polish"}.lang-lbl-full[lang=pt]:after{content:"Portugu\0000EAs\0000A0/\0000A0Portuguese"}.lang-lbl-full[lang=ro]:after{content:"Rom\0000E2n\000103\0000A0/\0000A0Romanian"}.lang-lbl-full[lang=ru]:after{content:"\000420\000443\000441\000441\00043A\000438\000439\0000A0/\0000A0Russian"}.lang-lbl-full[lang=sk]:after{content:"Sloven\00010Dina\0000A0/\0000A0Slovak"}.lang-lbl-full[lang=sl]:after{content:"Sloven\000161\00010Dina\0000A0/\0000A0Slovenian"}.lang-lbl-full[lang=sq]:after{content:"Shqipe\0000A0/\0000A0Albanian"}.lang-lbl-full[lang=sr]:after{content:"\000421\000440\00043F\000441\00043A\000438\0000A0/\0000A0Serbian"}.lang-lbl-full[lang=sv]:after{content:"Svenska\0000A0/\0000A0Swedish"}.lang-lbl-full[lang=th]:after{content:"\000E44\000E17\000E22\0000A0/\0000A0Thai"}.lang-lbl-full[lang=tr]:after{content:"T\0000FCrk\0000E7e\0000A0/\0000A0Turkish"}.lang-lbl-full[lang=uk]:after{content:"\000423\00043A\000440\000430\000457\00043D\000441\00044C\00043A\000430\0000A0/\0000A0Ukrainian"}.lang-lbl-full[lang=vi]:after{content:"Ti\001EBFng\000020vi\001EC7t\0000A0/\0000A0Vietnamese"}.lang-lbl-full[lang=zh]:after{content:"\004E2D\006587\0000A0/\0000A0Chinese"}.lang-lg:before,.lang-sm:before,.lang-xs:before{content:'\0000A0'}.lang-xs.lang-lbl,.lang-xs.lang-lbl-en,.lang-xs.lang-lbl-full{padding-left:16px}.lang-sm.lang-lbl,.lang-sm.lang-lbl-en,.lang-sm.lang-lbl-full{padding-left:24px}.lang-lg.lang-lbl,.lang-lg.lang-lbl-en,.lang-lg.lang-lbl-full{padding-left:32px}.lang-lg.lang-lbl-en:before,.lang-lg.lang-lbl-full:before,.lang-lg.lang-lbl:before,.lang-sm.lang-lbl-en:before,.lang-sm.lang-lbl-full:before,.lang-sm.lang-lbl:before,.lang-xs.lang-lbl-en:before,.lang-xs.lang-lbl-full:before,.lang-xs.lang-lbl:before{content:''}.lang-lg,.lang-lg:after{top:0;position:relative}.lang-sm{top:1px;position:relative}.lang-sm:after{top:-1px;position:relative}.lang-xs{top:4px;position:relative}.lang-xs:after{top:-4px;position:relative}.lead>.lang-lg{top:2px}.lead>.lang-lg:after{top:-2px}.lead>.lang-sm{top:6px}.lead>.lang-sm:after{top:-6px}.lead>.lang-xs{top:8px}.lead>.lang-xs:after{top:-8px}small>.lang-sm{top:-1px}small>.lang-sm:after{top:1px}small>.lang-xs{top:2px}small>.lang-xs:after{top:-2px}h1>.lang-lg{top:9px}h1>.lang-lg:after{top:-9px}h1>.lang-sm{top:12px}h1>.lang-sm:after{top:-12px}h1>.lang-xs{top:14px}h1>.lang-xs:after{top:-14px}h2>.lang-lg{top:5px}h2>.lang-lg:after{top:-5px}h2>.lang-sm{top:8px}h2>.lang-sm:after{top:-8px}h2>.lang-xs{top:10px}h2>.lang-xs:after{top:-10px}h3>.lang-lg{top:1px}h3>.lang-lg:after{top:-1px}h3>.lang-sm{top:5px}h3>.lang-sm:after{top:-5px}h3>.lang-xs{top:8px}h3>.lang-xs:after{top:-8px}h4>.lang-lg{top:-1px}h4>.lang-lg:after,h4>.lang-sm{top:1px}h4>.lang-sm:after{top:-1px}h4>.lang-xs{top:4px}h4>.lang-xs:after{top:-4px}h5>.lang-sm,h5>.lang-sm:after{top:0}h5>.lang-xs{top:2px}h5>.lang-xs:after{top:-2px}h6>.lang-sm,h6>.lang-sm:after{top:0}h6>.lang-xs{top:1px}h6>.lang-xs:after{top:-1px}.btn>.lang-sm{top:2px}.btn>.lang-sm:after{top:-2px}.btn>.lang-xs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diff --git a/data/web/inc/vars.inc.php b/data/web/inc/vars.inc.php
index 62bdf18b2..f9d7bfa10 100644
--- a/data/web/inc/vars.inc.php
+++ b/data/web/inc/vars.inc.php
@@ -9,8 +9,8 @@ This file will be reset on upgrades.
 */
 
 // SQL database connection variables
-$database_type = "mysql";
-$database_host = "mysql";
+$database_type = 'mysql';
+$database_host = 'mysql';
 $database_user = getenv('DBUSER');
 $database_pass = getenv('DBPASS');
 $database_name = getenv('DBNAME');
@@ -21,23 +21,23 @@ $mailcow_hostname = getenv('MAILCOW_HOSTNAME');
 // Where to go after adding and editing objects
 // Can be "form" or "previous"
 // "form" will stay in the current form, "previous" will redirect to previous page
-$FORM_ACTION = "previous";
+$FORM_ACTION = 'previous';
 
 // File locations should not be changed
-$MC_DKIM_TXTS = "/data/dkim/txt";
-$MC_DKIM_KEYS = "/data/dkim/keys";
+$MC_DKIM_TXTS = '/data/dkim/txt';
+$MC_DKIM_KEYS = '/data/dkim/keys';
 
 // Change default language, "de", "en", "es", "nl", "pt", "ru"
-$DEFAULT_LANG = "en";
+$DEFAULT_LANG = 'en';
 
 // Available languages
-$AVAILABLE_LANGUAGES = array("de", "en", "es", "nl", "pt", "ru");
+$AVAILABLE_LANGUAGES = array('de', 'en', 'es', 'nl', 'pt', 'ru');
 
 // Change theme (default: lumen)
 // Needs to be one of those: cerulean, cosmo, cyborg, darkly, flatly, journal, lumen, paper, readable, sandstone,
 // simplex, slate, spacelab, superhero, united, yeti
 // See https://bootswatch.com/
-$DEFAULT_THEME = "lumen";
+$DEFAULT_THEME = 'lumen';
 
 // Password complexity as regular expression
 $PASSWD_REGEP = '.{4,}';
@@ -59,5 +59,3 @@ $PAGINATION_SIZE = 10;
 
 // Session lifetime in seconds
 $SESSION_LIFETIME = 3600;
-
-?>
diff --git a/data/web/index.php b/data/web/index.php
index 0c2868442..80462276b 100644
--- a/data/web/index.php
+++ b/data/web/index.php
@@ -1,97 +1,98 @@
 <?php
-require_once("inc/prerequisites.inc.php");
+require_once 'inc/prerequisites.inc.php';
 
-if (isset($_SESSION['mailcow_cc_role']) && $_SESSION['mailcow_cc_role'] == "admin") {
-	header('Location: /admin.php');
-	exit();
+if (isset($_SESSION['mailcow_cc_role']) && $_SESSION['mailcow_cc_role'] == 'admin') {
+  header('Location: /admin.php');
+  exit();
 }
-elseif (isset($_SESSION['mailcow_cc_role']) && $_SESSION['mailcow_cc_role'] == "domainadmin") {
-	header('Location: /mailbox.php');
-	exit();
+elseif (isset($_SESSION['mailcow_cc_role']) && $_SESSION['mailcow_cc_role'] == 'domainadmin') {
+  header('Location: /mailbox.php');
+  exit();
 }
-elseif (isset($_SESSION['mailcow_cc_role']) && $_SESSION['mailcow_cc_role'] == "user") {
-	header('Location: /user.php');
-	exit();
+elseif (isset($_SESSION['mailcow_cc_role']) && $_SESSION['mailcow_cc_role'] == 'user') {
+  header('Location: /user.php');
+  exit();
 }
-require_once("inc/header.inc.php");
+
+require_once 'inc/header.inc.php';
 $_SESSION['return_to'] = $_SERVER['REQUEST_URI'];
 ?>
 <div class="container">
-	<div class="row">
-		<div class="col-md-offset-3 col-md-6">
-			<div class="panel panel-default">
-				<div class="panel-heading"><span class="glyphicon glyphicon-user" aria-hidden="true"></span> <?=$lang['login']['login'];?></div>
-				<div class="panel-body">
-				  <center><img style="max-width:250px" src="/img/cow_mailcow.svg" alt="mailcow"></center>
-					<legend>mailcow UI</legend>
-						<form method="post" autofill="off">
-						<div class="form-group">
-							<label class="sr-only" for="login_user"><?=$lang['login']['username'];?></label>
-							<div class="input-group">
-								<div class="input-group-addon"><i class="glyphicon glyphicon-user"></i></div>
-								<input name="login_user" autocorrect="off" autocapitalize="none" type="text" id="login_user" class="form-control" placeholder="<?=$lang['login']['username'];?>" required="" autofocus="">
-							</div>
-						</div>
-						<div class="form-group">
-							<label class="sr-only" for="pass_user"><?=$lang['login']['password'];?></label>
-							<div class="input-group">
-								<div class="input-group-addon"><i class="glyphicon glyphicon-lock"></i></div>
-								<input name="pass_user" type="password" id="pass_user" class="form-control" placeholder="<?=$lang['login']['password'];?>" required="">
-							</div>
-						</div>
-						<div class="form-group">
-							<button type="submit" class="btn btn-success" value="Login"><?=$lang['login']['login'];?></button>
-							<div class="btn-group pull-right">
-								<button type="button" class="btn btn-default dropdown-toggle" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
-									<span class="lang-sm lang-lbl" lang="<?=$_SESSION['mailcow_locale'];?>"></span> <span class="caret"></span>
-								</button>
-								<ul class="dropdown-menu">
-									<li <?=($_SESSION['mailcow_locale'] == 'de') ? 'class="active"' : ''?>><a href="?<?= http_build_query(array_merge($_GET, array("lang" => "de"))) ?>"><span class="lang-xs lang-lbl-full" lang="de"></span></a></li>
-									<li <?=($_SESSION['mailcow_locale'] == 'en') ? 'class="active"' : ''?>><a href="?<?= http_build_query(array_merge($_GET, array("lang" => "en"))) ?>"><span class="lang-xs lang-lbl-full" lang="en"></span></a></li>
-									<li <?=($_SESSION['mailcow_locale'] == 'es') ? 'class="active"' : ''?>><a href="?<?= http_build_query(array_merge($_GET, array("lang" => "es"))) ?>"><span class="lang-xs lang-lbl-full" lang="es"></span></a></li>
-									<li <?=($_SESSION['mailcow_locale'] == 'nl') ? 'class="active"' : ''?>><a href="?<?= http_build_query(array_merge($_GET, array("lang" => "nl"))) ?>"><span class="lang-xs lang-lbl-full" lang="nl"></span></a></li>
-									<li <?=($_SESSION['mailcow_locale'] == 'pt') ? 'class="active"' : ''?>><a href="?<?= http_build_query(array_merge($_GET, array("lang" => "pt"))) ?>"><span class="lang-xs lang-lbl-full" lang="pt"></span></a></li>
-									<li <?=($_SESSION['mailcow_locale'] == 'ru') ? 'class="active"' : ''?>><a href="?<?= http_build_query(array_merge($_GET, array("lang" => "ru"))) ?>"><span class="lang-xs lang-lbl-full" lang="ru"></span></a></li>
-								</ul>
-							</div>
-						</div>
-						</form>
-						<?php
-						if (isset($_SESSION['ldelay']) && $_SESSION['ldelay'] != "0"):
-						?>
-						<p><div class="alert alert-info"><?=sprintf($lang['login']['delayed'], $_SESSION['ldelay']);?></b></div></p>
-						<?php
-						endif;
-						?>
-					<legend>mailcow Apps</legend>
+  <div class="row">
+    <div class="col-md-offset-3 col-md-6">
+      <div class="panel panel-default">
+        <div class="panel-heading"><span class="glyphicon glyphicon-user" aria-hidden="true"></span> <?= $lang['login']['login']; ?></div>
+        <div class="panel-body">
+          <div class="text-center"><img style="max-width: 250px;" src="/img/cow_mailcow.svg" alt="mailcow"></div>
+          <legend>mailcow UI</legend>
+            <form method="post" autofill="off">
+            <div class="form-group">
+              <label class="sr-only" for="login_user"><?= $lang['login']['username']; ?></label>
+              <div class="input-group">
+                <div class="input-group-addon"><i class="glyphicon glyphicon-user"></i></div>
+                <input name="login_user" autocorrect="off" autocapitalize="none" type="text" id="login_user" class="form-control" placeholder="<?= $lang['login']['username']; ?>" required="" autofocus="">
+              </div>
+            </div>
+            <div class="form-group">
+              <label class="sr-only" for="pass_user"><?= $lang['login']['password']; ?></label>
+              <div class="input-group">
+                <div class="input-group-addon"><i class="glyphicon glyphicon-lock"></i></div>
+                <input name="pass_user" type="password" id="pass_user" class="form-control" placeholder="<?= $lang['login']['password']; ?>" required="">
+              </div>
+            </div>
+            <div class="form-group">
+              <button type="submit" class="btn btn-success" value="Login"><?= $lang['login']['login']; ?></button>
+              <div class="btn-group pull-right">
+                <button type="button" class="btn btn-default dropdown-toggle" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
+                  <span class="lang-sm lang-lbl" lang="<?= $_SESSION['mailcow_locale']; ?>"></span> <span class="caret"></span>
+                </button>
+                <ul class="dropdown-menu">
+                  <?php
+                  foreach ($AVAILABLE_LANGUAGES as $language):
+                  ?>
+                  <li<?= ($_SESSION['mailcow_locale'] == $language) ? ' class="active"' : ''; ?>><a href="<?= http_build_query(array_merge($_GET, array('lang' => $language))) ?>"><span class="lang-xs lang-lbl-full" lang="<?= $language; ?>"></span></a></li>
+                  <?php
+                  endforeach;
+                  ?>
+                </ul>
+              </div>
+            </div>
+            </form>
+            <?php
+            if (isset($_SESSION['ldelay']) && $_SESSION['ldelay'] != '0'):
+            ?>
+            <p><div class="alert alert-info"><?= sprintf($lang['login']['delayed'], $_SESSION['ldelay']); ?></b></div></p>
+            <?php
+            endif;
+            ?>
+          <legend>mailcow Apps</legend>
           <?php
           foreach ($MAILCOW_APPS as $app):
           ?>
-            <a href="<?=$app['link'];?>" role="button" class="btn btn-lg btn-default"><?=$app['name'];?></a>&nbsp;
+            <a href="<?= $app['link']; ?>" role="button" class="btn btn-lg btn-default"><?= $app['name']; ?></a>&nbsp;
           <?php
           endforeach;
           ?>
-				</div>
-			</div>
-		</div>
-		<div class="col-md-offset-3 col-md-6">
-			<div class="panel panel-default" style="">
-				<div class="panel-heading">
-					<a data-toggle="collapse" href="#collapse1"><span class="glyphicon glyphicon-question-sign" aria-hidden="true"></span> <?=$lang['start']['help'];?></a>
-				</div>
-				<div id="collapse1" class="panel-collapse collapse">
-					<div class="panel-body">
-						<p><span style="border-bottom: 1px dotted #999">mailcow UI</span></p>
-						<p><?=$lang['start']['mailcow_panel_detail'];?></p>
-						<p><span style="border-bottom: 1px dotted #999">mailcow Apps</span></p>
-						<p><?=$lang['start']['mailcow_apps_detail'];?></p>
-					</div>
-				</div>
-			</div>
-		</div>
-	</div>
-</div> <!-- /container -->
+        </div>
+      </div>
+    </div>
+    <div class="col-md-offset-3 col-md-6">
+      <div class="panel panel-default">
+        <div class="panel-heading">
+          <a data-toggle="collapse" href="#collapse1"><span class="glyphicon glyphicon-question-sign" aria-hidden="true"></span> <?= $lang['start']['help']; ?></a>
+        </div>
+        <div id="collapse1" class="panel-collapse collapse">
+          <div class="panel-body">
+            <p><span style="border-bottom: 1px dotted #999;">mailcow UI</span></p>
+            <p><?= $lang['start']['mailcow_panel_detail']; ?></p>
+            <p><span style="border-bottom: 1px dotted #999;">mailcow Apps</span></p>
+            <p><?= $lang['start']['mailcow_apps_detail']; ?></p>
+          </div>
+        </div>
+      </div>
+    </div>
+  </div>
+</div><!-- /.container -->
 <script src="js/index.js"></script>
 <?php
-require_once("inc/footer.inc.php");
-?>
+require_once 'inc/footer.inc.php';