AnimationGadget : fix crash related to dragging keys on adjacent frames
AnimationGadget : fix crash related to dragging keys on adjacent frames

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