nl_NL updated

git-svn-id: https://plugins.svn.wordpress.org/custom-post-widget/trunk@1036783 b8457f37-d9ea-0310-8a92-e5e31aec5664
Bugfix for notice.php

git-svn-id: https://plugins.svn.wordpress.org/custom-post-widget/trunk@1036787 b8457f37-d9ea-0310-8a92-e5e31aec5664