Updated version compatibility 3.1.0 - 3.9

git-svn-id: https://plugins.svn.wordpress.org/adsense-in-post-ads-by-oizuled/trunk@895182 b8457f37-d9ea-0310-8a92-e5e31aec5664
Updated version compatibility to 3.9

git-svn-id: https://plugins.svn.wordpress.org/adsense-in-post-ads-by-oizuled/trunk@895303 b8457f37-d9ea-0310-8a92-e5e31aec5664