configure rubocop
simplify Public::Password etc.
Merge branch 'feature/rubocop'
update gems
add Post#title to public/posts#index page title
add Coupon#name to public/coupons#show page title
put Shop#name first in shops#show and shop_summaries#show
add page title to category_searches#new
Merge branch 'hotfix/page-titles'
change staging domain name
add NamedStringIO
add Gotoshop::Thumbnail
add HexdigestNamedVersion
add thumbnail version to ShopLogoUploader
add CreateLogoThumbnailWorker
generate logo thumbnail after save