added banner and screens

git-svn-id: https://plugins.svn.wordpress.org/timimas-supermarket-offers/trunk@893448 b8457f37-d9ea-0310-8a92-e5e31aec5664
update

git-svn-id: https://plugins.svn.wordpress.org/timimas-supermarket-offers/trunk@893450 b8457f37-d9ea-0310-8a92-e5e31aec5664