README revision 19e684229efa4f66459775fe3901289c30e754f8
**** 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