update to 1.0.4

git-svn-id: https://plugins.svn.wordpress.org/wp-cachecom/trunk@822374 b8457f37-d9ea-0310-8a92-e5e31aec5664
sync update

git-svn-id: https://plugins.svn.wordpress.org/wp-cachecom/trunk@822375 b8457f37-d9ea-0310-8a92-e5e31aec5664