a proper v1 release now

git-svn-id: https://plugins.svn.wordpress.org/td-instagram-import/trunk@854498 b8457f37-d9ea-0310-8a92-e5e31aec5664
adding icon

git-svn-id: https://plugins.svn.wordpress.org/td-instagram-import/trunk@854500 b8457f37-d9ea-0310-8a92-e5e31aec5664