Merge branch 'master' into 'stable-3.1'

Till Brehm

2016-04-13 c420e715c5bf53527b5828b0de3fa3b52bdff4d1

 interface/web/admin/lib/lang/de.lng

@@ -47,4 +47,6 @@
$wb['Remote Actions'] = 'Wartung';
$wb['Do OS-Update'] = 'Betriebssystem Update';
$wb['Do ISPConfig-Update'] = 'ISPConfig Update';
$wb['Sites'] = 'Sites';
$wb['DNS'] = 'DNS';
?>