Added screenshots

git-svn-id: https://plugins.svn.wordpress.org/what-template-am-i-using/trunk@861899 b8457f37-d9ea-0310-8a92-e5e31aec5664
Compatibility updates for WordPress 3.1.

git-svn-id: https://plugins.svn.wordpress.org/what-template-am-i-using/trunk@864272 b8457f37-d9ea-0310-8a92-e5e31aec5664