This class implements the tabbed palette that includes the script editor and the actor browser.

	initialization
	initializeWith:

	resizing
	extent:

	accessing	top
	resetNamespace Reset the namespace used by the script editor
	updateActorBrowser Tells the actor browser to update the list of actors

	initialization	top
	initializeWith: Initialize the editor with the Wonderland.

	resizing	top
	extent:

	instance creation	top
	newFor: Create a new editor for the Wonderland