update to 1.04 change readme 8

git-svn-id: https://plugins.svn.wordpress.org/wechat-subscribers-lite/trunk@875435 b8457f37-d9ea-0310-8a92-e5e31aec5664
update to 1.04 change readme 9

git-svn-id: https://plugins.svn.wordpress.org/wechat-subscribers-lite/trunk@875436 b8457f37-d9ea-0310-8a92-e5e31aec5664