added in category adding to database
added config
added Category table and join table
latest changes
fixed bugs so catgeory data and suggested tag data actually go back to database
imprpoved styling of buttons to show vote status
updated how current user is being assigned to use promises interface
compiled css
Merge pull request #55 from bwest87/master

hooked up new modal functionality to database.
Merge pull request #56 from macqueen/master

improved vote styling
refactored index to prompt users to login when trying to submit a link
added show login modal function
partial for modal where user isn't logged in
Merge pull request #57 from macqueen/master

modal for logged out users working
handling user sign in for links on the server side
switched send() and hide() so that modal closes
cleaned up routes
Merge pull request #58 from macqueen/master

server side handling of non-logged in users submitting links + a few other fixes
merging changes
handling merge of items controller and routes