RTF import: handle \sautoupd
RTF import: handle \sautoupd

Change-Id: I6254401ad8023263b29feb382ddda3637611a813

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