Fix when "sticked" activity is older than the most recent "count" number of posts
Added date_format across all plugins, where applicable
Added status to [wps-forum], set to '' (all), 'open' or 'closed'
Improve default CSS for [wps-friends]

git-svn-id: https://plugins.svn.wordpress.org/wp-symposium-pro/trunk@912900 b8457f37-d9ea-0310-8a92-e5e31aec5664