react-spectrum

aeb609c9 - RSP-1503: Disable empty selection for single selection mode (#225)

RSP-1503: Disable empty selection for single selection mode (#225) * RSP-1503: Disable empty selection for single selection mode * RSP-1503: add prop to singleSelection * RSP-1503: adding tests * RSP-1503: lint fix * RSP-1503: switch to allowsEmptySelection api * RSP-1503: remove interface * RSP-1503: remove extra interface * RSP-1503: rename to disallowEmptySelection * RSP-1503: lint error Co-authored-by: Daniel Lu <dlu@livefyre.com> Co-authored-by: Robert Snow <rsnow@adobe.com>