modify the upload resource
modify rspec for resourece
Merge branch 'master' of github.com:caok/books-share
modify the attachment
modify resource
modify attachment_uploader
add carrierwave in deploy
change port of listen in unicorn
Merge branch 'master' of git://github.com/bay6/books-share
add mini_magick
Merge pull request #29 from caok/master

modify resource