removed unused css ref.
added missing dirty flag setting.

ZoomGroup manages it own transform so it needs to default to
dirty=false.
Added Tweenable for zoom animations.
added more menu items
new diagram for zones
added more objects
remove duplicate draw count
added zones, single and dual
added zones
added new test

Space Mappings 2
moved ship to game manager
added popup message and auto scrolling
added zones
added menu item for space mappings 2
added control for forcing panel visibility.
added nodes from layers
bumped to 0.9.0 beta