Record it vue slot

Steps for usage:

      　　　1. Set up a slot in the component (panda) among the definition of a good name. (<Slot name = 'myname'> </ slot>)

　　　　   2. When reference to the component if supplemental content, can continue to write div layout within the component, simply to define an attribute slot box, attribute values ​​corresponding name attribute value of built-in components slot.

　　　　　  <panda>

　　　　　　　　<Div slot = 'myname'> additional contents </ div>

　　　　　　</panda>，