Tested up to 4.1.0

git-svn-id: https://plugins.svn.wordpress.org/zeitansage/trunk@1050476 b8457f37-d9ea-0310-8a92-e5e31aec5664
fixed typo

git-svn-id: https://plugins.svn.wordpress.org/zeitansage/trunk@1050481 b8457f37-d9ea-0310-8a92-e5e31aec5664