new_product form now associates product with user
link to user/merchant on show_product page
everyone can now see merchants/users on products view page
restrict edit/update access to signed in user
link to individual show_product page on the index products page
set user_id in products#create
change home_path link on categories#create
took out duplicate links
add user link on show_category page
Add describing text to show_category page
add dollar sign to price
add comments for review tmrw