#518 - pass missing attribute in settings form

src/main/resources/templates/settings/settings.ftl

@@ -26,6 +26,7 @@
                         <input type="hidden" name="lastBackupReminderDate" value="${dateService.getLongDateString(settings.getLastBackupReminderDate())}">
                         <input type="hidden" name="installedVersionCode" value="${settings.getInstalledVersionCode()}">
                         <input type="hidden" name="whatsNewShownForCurrentVersion" value="${settings.getWhatsNewShownForCurrentVersion()?c}">
+                        <input type="hidden" name="showFirstUseBanner" value="${settings.getShowFirstUseBanner()?c}">
 
                         <#-- password -->
                         <div class="row">