*   change examples
        * only use model
        * change simpleWithadd to be complex with example customizations callbacks etc
        * change demo to have dropdown of layouts and remove zoom

*   panel to show tab attributes
*   add jsdoc for model, layout, rect, orientation, docklocation...
*   include link to jsdoc on github/npm
*   add back node events and document

*   add text to simple to explain drag drop...

*   update fiddle/plunker examples to model examples and add text + add button

* svg images?

* add lib explorer image

* add examples/snippets for customizing tabs/tabset, handling events


* add button to log json layout to console
add examples for:

just splitters
just headers
prevent close
preferred sizes

using inner layout as just splitters

could have panels show options