OKeySet::refreshRow: Invalidate m_xRow/m_xSet when BeforeFirst or AfterLast
OKeySet::refreshRow: Invalidate m_xRow/m_xSet when BeforeFirst or AfterLast

Change-Id: I0f48c099eddc077b2a89e3b7fab66b5da55b57c8

JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core