add ruby version & gemset
refine
refine
refine
refine
refine
remove old file
refine
Merge branch 'master' of github.com:hieunh1989/webshop
refine
refine
refine
fix assets compile
enable assets compile
[#8] refine
Merge branch 'master' of github.com:hieunh1989/webshop
[#9] Add item to cart
[#9] refine add to cart
[#9] refine add to cart