npm publish 0.8.4

set component.base while component.extend

minor upgrade: more process to tagName

domcom v0.5.2

dc.clean(), bug fix

* add api: dc.clean(): remove all components in dc.removingChildren
* fix bugs in domcom/demo
  wrong renderDom after the component is removed ( check component.removing and component.removed before calling renderDom in component.render())
  the component is not refreshed after switching each3, each4 (caused by wrong component.valid, component.attachValid field)

big refactor: separate the code for updating and attaching/detaching dom

fix and some refactor for Component.clone()

big refactor to render method, each component, remove builtins and bl…

…ink, splitter directives

domcom v0.1.6

release v0.1.5