Switch from tabs to spaces

templates/base/head_navbar.tmpl

@@ -1,5 +1,9 @@
-<div class="ui container" id="navbar">
+<nav class="ui container" id="navbar" aria-label="{{.locale.Tr "aria.navbar"}}">
-	<div class="item brand" style="justify-content: space-between;">
+    {{$notificationUnreadCount := 0}}
+    {{if .IsSigned}}
+            {{if .NotificationUnreadCount}}{{$notificationUnreadCount = call .NotificationUnreadCount}}{{end}}
+    {{end}}
+    <div class="item brand gt-sb" style="justify-content: space-between;">
         <a href="{{AppSubUrl}}/" aria-label="{{if .IsSigned}}{{.locale.Tr "dashboard"}}{{else}}{{.locale.Tr "home"}}{{end}}">
             <img class="ui mini image" width="30" height="30" src="{{AssetUrlPrefix}}/img/logo.svg" alt="{{.locale.Tr "logo"}}" aria-hidden="true">
         </a>