Support syncing future posts

git-svn-id: https://plugins.svn.wordpress.org/tiqbiz-api/trunk@957843 b8457f37-d9ea-0310-8a92-e5e31aec5664
1.0.4

git-svn-id: https://plugins.svn.wordpress.org/tiqbiz-api/trunk@957845 b8457f37-d9ea-0310-8a92-e5e31aec5664