Fix some reverted bug fixes

git-svn-id: https://plugins.svn.wordpress.org/subscribe2/trunk@924850 b8457f37-d9ea-0310-8a92-e5e31aec5664
Fix ReadyGraph message display code for central API id storage

git-svn-id: https://plugins.svn.wordpress.org/subscribe2/trunk@924851 b8457f37-d9ea-0310-8a92-e5e31aec5664