demo/amd/rjs/output/unified/marionette-build.js
function() {
      var elBuffer = document.createDocumentFragment();
      _.each(this._bufferedChildren, function(b) {
        elBuffer.appendChild(b.el);
      });
      return elBuffer;
    }
function() {
      var elBuffer = document.createDocumentFragment();
      _.each(this._bufferedChildren, function(b) {
        elBuffer.appendChild(b.el);
      });
      return elBuffer;
    }
Create a fragment buffer from the currently buffered children