bowerやrails-assetsの代替としてjsdelivrを使う ref: http://qiita.com/inuscript/items/f709283b377f3c349a62
def generate_jsdelivr_url(pkgs)
path = pkgs.map{ |pkg_name, v| "#{pkg_name}@#{v}" }.join(",")
"https://cdn.jsdelivr.net/g/#{path}"
end
pkgs = {
"jquery": "1.11.3",
"jquery.ui": "1.11.4"
}
generate_jsdelivr_url(pkgs)
// => "https://cdn.jsdelivr.net/g/jquery@1.11.3,jquery.ui@1.11.4"
https://cdn.jsdelivr.net/g/パッケージ名(@version),パッケージ名...
https://cdn.jsdelivr.net/g/jquery@1.11.3,jquery.ui@1.11.4