Bugfix: remove some abiguous placeholder matching and correct the newly introduced image dimensions

git-svn-id: https://plugins.svn.wordpress.org/events-made-easy/trunk@885336 b8457f37-d9ea-0310-8a92-e5e31aec5664
release 1.3.2

git-svn-id: https://plugins.svn.wordpress.org/events-made-easy/trunk@885338 b8457f37-d9ea-0310-8a92-e5e31aec5664