Add missing license tag.


git-svn-id: https://plugins.svn.wordpress.org/tagregator/trunk@863282 b8457f37-d9ea-0310-8a92-e5e31aec5664
Retrieve new items when shortcode page first loads.

Previously the visitor would have to wait until the first scheduled retrieval, which led to them seeing stale content when they first visited the page, and in many cases they'd leave the page before it refreshed for the first time. Now new content is also pulled when the page first loads.


git-svn-id: https://plugins.svn.wordpress.org/tagregator/trunk@863287 b8457f37-d9ea-0310-8a92-e5e31aec5664