lockdown-wp-admin.php

Fix bug:
Warning: require_once(__DIR__/admin-private-users.php) [function.require-once]: failed to open stream: No such file or directory in /home/loral/domains/voskobovich.com/public_html/blog/wp-content/plugins/lockdown-wp-admin/lockdown-wp-admin.php on line 531

Fatal error: require_once() [function.require]: Failed opening required '__DIR__/admin-private-users.php' (include_path='.:/usr/local/php5/lib/php') in /home/loral/domains/voskobovich.com/public_html/blog/wp-content/plugins/lockdown-wp-admin/lockdown-wp-admin.php on line 531
Merge pull request #1 from raficone/patch-1

Merging bug fix from @raficone