compatible with 3.9 and upgrade to 3.1.2

git-svn-id: https://plugins.svn.wordpress.org/squirrly-seo/trunk@897207 b8457f37-d9ea-0310-8a92-e5e31aec5664
compatible with 3.9 and upgrade to 3.1.2

git-svn-id: https://plugins.svn.wordpress.org/squirrly-seo/trunk@897208 b8457f37-d9ea-0310-8a92-e5e31aec5664