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

Change-Id: I28b69849c3e69bfbe691e1bf4fd3dfc1dbf8d9bf

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