- Opt in/out for Editorial Assistant
- Improved caching to reduce stress on the hosting system
- Linky now has "no follow"
- bump to 3.0


git-svn-id: https://plugins.svn.wordpress.org/wordpress-23-related-posts-plugin/trunk@799040 b8457f37-d9ea-0310-8a92-e5e31aec5664