Added PHP 7 check in installer and updater.

Till Brehm

2016-04-22 ebd0e986ed11f2a34fb58cdd33efbfab192083ad

 interface/web/admin/server_del.php

@@ -44,6 +44,7 @@

//* Check permissions for module
$app->auth->check_module_permissions('admin');
$app->auth->check_security_permissions('admin_allow_server_services');
if($conf['demo_mode'] == true) $app->error('This function is disabled in demo mode.');

$app->uses("tform_actions");