ScopedUI was assuming that display panel was in the first layer of
components, but may not be
DemoUI uses navigation components directly instead of via a view.
'views' sub-project added, but with nothing useful in it
Default standard views have a bit more meaning, and have
UserNavigationTree removed (see #177)
Moved views (except for standard view implementations and interfaces)
into the views sub-project
renamed demo and test app root packages