README revision 5a649ae46349374f97b2a45de1dcd3fa6c03513b
**** version 3.0.0 PR2 ***
* Node instances now have NodeList api
* Y.all now returns null for non-matching queries (symmetry with "Y.get")
* deep setters/getters now supported (Y.get('#foo').get('firstSibling.innerHTML'))
* window can now be a Node instance
**** version 3.0.0 PR1 ***
* initial 3.0 revision