fix save/delete callbacks when table!=id

git-svn-id: https://plugins.svn.wordpress.org/wp-db-table-editor/trunk@1041283 b8457f37-d9ea-0310-8a92-e5e31aec5664
bumped version to 1.2.5

git-svn-id: https://plugins.svn.wordpress.org/wp-db-table-editor/trunk@1041284 b8457f37-d9ea-0310-8a92-e5e31aec5664