related to #1693 fix undefined variables in languages and plugins and a user activity unused variable causing errors

admin/languages_new.php

@@ -109,6 +109,7 @@ else
   $page['errors'][] = l10n('Can\'t connect to server.');
 }
 $template->assign('ADMIN_PAGE_TITLE', l10n('Languages'));
+$template->assign('isWebmaster', (is_webmaster()) ? 1 : 0);
 
 $template->assign_var_from_handle('ADMIN_CONTENT', 'languages');
 ?>

admin/plugins_new.php

@@ -171,8 +171,6 @@ if ($plugins->get_server_plugins(true, $beta_test))
       'SCREENSHOT' => (key_exists('screenshot_url', $plugin)) ? $plugin['screenshot_url']:'',
       'TAGS' => $plugin["tags"],
     ));
-
-    $template->assign('BETA_TEST', $beta_test);
   }
 
   
@@ -187,6 +185,6 @@ if (!$beta_test and preg_match('/(beta|RC)/', PHPWG_VERSION))
   $template->assign('BETA_URL', $base_url.'&beta-test=true');
 }
 $template->assign('ADMIN_PAGE_TITLE', l10n('Plugins'));
-
+$template->assign('BETA_TEST', $beta_test);
 $template->assign_var_from_handle('ADMIN_CONTENT', 'plugins');
 ?>

admin/themes/default/template/user_activity.tpl

@@ -24,8 +24,6 @@ const page_item = '<a data-page="%d">%d</a>';
 var create_selecter = true;
 const users_key = "{"Users"|@translate}";
 
-const ulist = {$ulist};
-
 const line_key = "{'%s line'|translate}";
 const lines_key = "{'%s lines'|translate}";