adjust after merge the change from heroku - automerge does not work here in some files due to timestamp
modify home page, also introduce the search page
Offer seed and paginate the search result
fixing some routes issues
3 different layouts so far, we may need one for for light one
get rid of unneccary _cn/_en, leave _en only, also tweak the Offer structure
add offer_source_type - source type will impact how to compute price, update calendar, process booking etc associate with the offer
add OfferSourceCurrencyType and CurrencyToRmbRate
refactory the relationship around offer
add booking_status and also split seed file into multiple files
add booking and booking_history...ready to think about the background workflow
add booking_comment"
add offer_reivew model
add offer_image model
add voucher model and some minor change in active admin
fix associations in models
some more fixes in associations
add availibility model
add pricing_type model
minor update in booking -  we need checkin/checkout dates