Bookmarks exist. Going to /bookmarks shows you a list of all the bookmarks names and
categories
Bookmarks can now be shown on their own pages
Filters show up but do not work yet
Filtering is up
Refactored filter method so that new categories could be easily added.
Can create new bookmarks
Refactored filtering again and adds some constraints to the database as well as
validations
Add a navbar
Functionality is working. It needs some polish on the index page though.