fixed nowexists keys in configuration

removed use 'Exception' - has no effect

bin/dbmodel-files

@@ -60,15 +60,15 @@ if (!$loaded) {
 }
 
 $protocol = (!empty($_SERVER[\'HTTPS\']) && $_SERVER[\'HTTPS\'] !== \'off\') ? "https://" : "http://";
-$host = $_SERVER[\'HTTP_HOST\'];
-$uri = $_SERVER[\'REQUEST_URI\']; // obsahuje aj query string
+$host = $_SERVER[\'HTTP_HOST\'] ?? \'localhost\';
+$uri = $_SERVER[\'REQUEST_URI\'] ?? \'\'; // obsahuje aj query string
 
 define(\'URL_PREFIX\', $protocol.$host.str_replace(basename($_SERVER[\'SCRIPT_NAME\']), \'\', $_SERVER[\'SCRIPT_NAME\']));
 ');
 
 copyFile($source_dir . 'Maintenance.php', '<' . '?php
 
-namespace ' . $namespace . ';
+namespace ' . rtrim($namespace, '\\') . ';
 
 class Maintenance extends \TPsoft\DBmodel\Maintenance
 {
@@ -130,7 +130,6 @@ copyFile($source_dir . 'Init.php', '<' . '?php
 
 require __DIR__ . \'/../vendor/autoload.php\';
 
-use \Exception;
 use \TPsoft\DBmodel\DBmodel;
 use \\' . $namespace . 'Maintenance;