* Add "Like" buttons to comments and forum posts.
* Make "private" profiles more private (logged-in users see only their profile
pic, display name, and can friend request or message, if they are not approved
friends of the private user)
* Add "logged-out view" visibility setting to profiles: to share a link to your
page on other sites. Opt-in setting - default is login required to view your
public profile page.
* CSRF cookie fix.
* Updated FAQ & Privacy pages.
* Add permalink URL for photos to view their comment threads.
* Commenters can Edit or Delete their own comments.
* Photo owners can Delete any comment on it.
* Update Privacy Policy
