Added divisions plug to Plane node.
Added Cube and Sphere scene sources (#97).
Added a Text node to GafferScene.
Added labelling support to TabbedContainer auto-parenting mechanism.
Added ImageViewer pixel inspection by dragging pixels to the script editor (#245).
Added python bindings for Views (#323).
Added screengrab app.
Implemented Gaffer->About menu item (#6).
Improved ImageView to allow subclassing (#323).
Set the name attribute for lights properly in the Render node (#326).
Fixed GLWidget for use inside Maya 2013.
Fixed Recent Files menu bug (#333).
Fixed a bug in ViewportGadget drag event propogation.