use C++11 iteration
use C++11 iteration

Change-Id: I1d5a4f21272f0b42f2f89ebab39d39e5c9e0a181

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