Added PHP 7 check in installer and updater.

Till Brehm

2016-04-22 ebd0e986ed11f2a34fb58cdd33efbfab192083ad

 interface/web/strengthmeter/lib/lang/cz_strengthmeter.lng

@@ -6,3 +6,5 @@
$wb['password_strength_4_txt'] = 'Silné';
$wb['password_strength_5_txt'] = 'Velmi silné';
?>