Floating graph message.
2 character indent ftw
Refactor JS and fix message display.
Fix namespacing
Size the graph to the viewport dimensions.
TODO for Connect API
The root (space) node is unselectable.
Display cancelable message when attempting to move a page and don't interrupt current selection if space icon is clicked.
Allow re-parenting of pages.
Update graph when reparenting pages.
Support page deletion.
Use space logo and full title.
Allow customization of tooltip delay.
Allow customization of tooltip styling.