creating routes
added models, migrations, and fixed the routes
rooted to index, created index view, update layout view
added seed file, a Fakerless shame
integrating application.css styles and normalize.css, fixed view file as well.
changed explicit links to link_to in layout and index.html
added categories#show method and view
show.html.erb changing static links to link_to's ITS ALL ABOUT WHAT YOU PASS IN
show method for checking key and updating show view
can create new posts. editing coming soon.