Moved macro editor to a new tab in Window/Preferences.
Cleaned up other Window/Preferences tabs.
Selection rectangle color is now configurable.
Added error checking to DraggablePanel.openStaticInstance().

Change-Id: Ibf5db7012a59b3a0244ce4de5f8a7e25904ff27a
Added geom tile demo code.
all demo tile info is now transferred with tile descriptors

Change-Id: I8e32474798271ff9962e3090c42077490dc73a3a