[FIX] rss: When clearing rss items cache, reset the refresh timestamp so it gets refreshed immediately (if accessed), and don't add duplicate items in article generator
[FIX] rss: When clearing rss items cache, reset the refresh timestamp so it gets refreshed immediately (if accessed), and don't add duplicate items in article generator

git-svn-id: fe65cb8b726aa1bab0c239f321eb4f822d15ce08@48142 b456876b-0849-0410-b77d-98878d47e9d5

changi67/tiki,oregional/tiki,tikiorg/tiki,changi67/tiki,tikiorg/tiki,oregional/tiki,tikiorg/tiki,changi67/tiki,changi67/tiki,tikiorg/tiki,oregional/tiki,changi67/tiki,oregional/tiki