minor fix 1.0.2

git-svn-id: https://plugins.svn.wordpress.org/waterwoo-pdf/trunk@1024703 b8457f37-d9ea-0310-8a92-e5e31aec5664
minor change 1.0.2

git-svn-id: https://plugins.svn.wordpress.org/waterwoo-pdf/trunk@1024706 b8457f37-d9ea-0310-8a92-e5e31aec5664