EditMenu : Improve positioning of pasted nodes
EditMenu : Improve positioning of pasted nodes

If they had no relative layout prior to being pasted, we need to do an auto-layout in addition to moving them somewhere sensible as a group.

ivanimanishi/gaffer,appleseedhq/gaffer,andrewkaufman/gaffer,andrewkaufman/gaffer,ImageEngine/gaffer,hradec/gaffer,boberfly/gaffer,appleseedhq/gaffer,andrewkaufman/gaffer,ImageEngine/gaffer,lucienfostier/gaffer,lucienfostier/gaffer,ivanimanishi/gaffer,ImageEngine/gaffer,GafferHQ/gaffer,lucienfostier/gaffer,appleseedhq/gaffer,GafferHQ/gaffer,GafferHQ/gaffer,lucienfostier/gaffer,andrewkaufman/gaffer,johnhaddon/gaffer,ImageEngine/gaffer,GafferHQ/gaffer,johnhaddon/gaffer,johnhaddon/gaffer,johnhaddon/gaffer,appleseedhq/gaffer,ivanimanishi/gaffer,boberfly/gaffer,ivanimanishi/gaffer,hradec/gaffer,hradec/gaffer,johnhaddon/gaffer,boberfly/gaffer,andrewkaufman/gaffer,boberfly/gaffer,GafferHQ/gaffer,hradec/gaffer,hradec/gaffer