minor update on readme.txt, spanish translation added.

git-svn-id: https://plugins.svn.wordpress.org/template-seo-checker/trunk@902410 b8457f37-d9ea-0310-8a92-e5e31aec5664
<br /> Separator between spanish and english description

git-svn-id: https://plugins.svn.wordpress.org/template-seo-checker/trunk@902412 b8457f37-d9ea-0310-8a92-e5e31aec5664