TODO
====
* Limit create APIs by requiring the user to already be logged in
* Move JS & CSS to main.js/css files
* Add delete links to posts/events/attachments if the creator is also the current user
* Instead of displaying "next" post, show "more posts", and append to bottom
* Creating event, 'tab' after date box doesn't work

DONE
====
* Deleting an attachment doesn't give a confirmation box
* Clean-up and center file-type/content_type images