gui app : Add X-Ray shading mode to the SceneView
gui app : Add X-Ray shading mode to the SceneView

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