* moved admin pages to twig

* edited account.management.html.twig to fit modern templates, tibiacom have its own template
* sample characters are now assigned to admin account and have group_id 4 to not be shown on highscores
* fixed database pages loading
* added require.database plugin option, which will prove if DATABASE_VERSION is enough

system/login.php

@@ -138,6 +138,7 @@ else
 	
 	if($logged) {
 		$logged_flags = $account_logged->getWebFlags();
+		$twig->addGlobal('logged', true);
 		$twig->addGlobal('account_logged', $account_logged);
 	}
 }