Updating images

git-svn-id: https://plugins.svn.wordpress.org/social-polls-by-opinionstage/trunk@920379 b8457f37-d9ea-0310-8a92-e5e31aec5664
Update images

git-svn-id: https://plugins.svn.wordpress.org/social-polls-by-opinionstage/trunk@920380 b8457f37-d9ea-0310-8a92-e5e31aec5664