fixed landing page add feed page link update css
fix up things
Merge pull request #1 from danielzhangyihao/fix-up

fix up things
update gemfile
add paperclip
add httparty gem and create repository
paperclip add s3
paperclip s3 development ok
paperclip s3 work development
gemfile update
add attr_accessible
delete attr-accessible
create and show for product