require.config({
    paths: {
        jquery: 'bower_components/jquery/dist/jquery',
        underscore: 'bower_components/underscore-amd/underscore',
        draggabilly: 'bower_components/draggabilly/dist/draggabilly.pkgd'
    }
});

requirejs(["jquery","underscore", "draggabilly"],
    function($, _, Draggabilly) {
        console.log('log', $,  _, Draggabilly);
    });