[77992622] add product categories, product sandbox class
[#77992622] add product catalog drop
[#77992622] merge master
Merge branch 'master' into 77992622_business_vcard_sandbox
[#77992622] add sandbox model product catalog spec
[#77992622] add product sandbox model rspec
merge master
override method to_param for sandbox product catalog, add product to product category relation
[#77992622] add product reverse category, product.url, product_category.url
add sandbox model announcement
add drop and sandbox for gallery and image
add catalog_item sandbox and drop
add brochure drop and sandbox
Merge branch 'master' into 77992622_business_vcard_sandbox
add spec on product drop
finish announcement_drop