CollectionRequest.js

        _und.each(this.collection, function (postmanRequest) {

            var found = postmanRequest.name.match(/(\[loop=\d+\])/i);

            if (found) {
                found = found[0].substr(6, found[0].length - 7);
                found = Number(found);

                for(var i=0; i<found; i++) {
                    RequestRunner.addRequest(postmanRequest);
                }

            } else {
                RequestRunner.addRequest(postmanRequest);
            }

        }, this);