fixed minor bugs

git-svn-id: https://plugins.svn.wordpress.org/lazy-seo/trunk@774606 b8457f37-d9ea-0310-8a92-e5e31aec5664
fixed minor bugs

git-svn-id: https://plugins.svn.wordpress.org/lazy-seo/trunk@774609 b8457f37-d9ea-0310-8a92-e5e31aec5664