Merge pull request #14 from bird-man-jr/front-end

Front end merge with user_setup
Add navbar based on user type
Add user show page
Add id to new products and supply list
Add changes to buyer show page
Merge pull request #15 from bird-man-jr/style

Style
Add first and last name and photo url to user. Add user show page
Add carrierwave for user photo uploads
Add user profile page information
Add description to user
Merge pull request #19 from bird-man-jr/user_setup

User setup