1.make some change

git-svn-id: https://plugins.svn.wordpress.org/pkrss/trunk@863508 b8457f37-d9ea-0310-8a92-e5e31aec5664
1.modify some changed

git-svn-id: https://plugins.svn.wordpress.org/pkrss/trunk@863898 b8457f37-d9ea-0310-8a92-e5e31aec5664
1.make some change

git-svn-id: https://plugins.svn.wordpress.org/pkrss/trunk@865424 b8457f37-d9ea-0310-8a92-e5e31aec5664
1.modify some changed

git-svn-id: https://plugins.svn.wordpress.org/pkrss/trunk@869049 b8457f37-d9ea-0310-8a92-e5e31aec5664