removed tags from DB and MVC framework
added acts-as-taggable-on for tagging, configured with DB
modified user to work with tags
added tagging to post
Moved user_id connection of post from create to new method; also added id to index view
reverted to tags not interests, adding more stuff to UI and helper and controller
added tagged method, and tagged view
trying to get tags working
fiddling with model to get tags working
finishing up tagging stuff, tagging is now working