modified logout to logout the user via ajax
threaded discussions db script
add support for gravatar and character avatars
gravatar support
fix saving of some preferences
Merge branch 'develop' into website-update
modify discussion tables per review comments
start building discussion api
Merge branch 'develop' into website-update
fix gravatar support for forums
Merge pull request #451 from ironbane/website-update

corrected and ready to go