Merchant can view all of their products
update params syntax in product controller
change wording in product partial
add title to product index page
add dependent destroy to user model for products
Merge pull request #4 from SherrySeibel/cg-bidder-can-view-product

New products persist in database & merchant can view all of their products
change products#new & create route, add error messages to product
fix indenting
fix route
add comma
add <br> to product partial
Merge pull request #6 from SherrySeibel/cg-fix-bidder-index-page

Add product error messages and update product routing
Display categories alphabetically
Create categories partial

*for future re-use in other parts of app
Add link to dashboard page for admin to create category
Move .alphabetical method from view to controller
Refactor to shorten code in categories controller
Change header for clarity
Require user to be admin before accessing create category
Redirect non admin to index after attempting to create category