fix ascii escaped unicode generation
fix ascii escaped unicode generation

Change-Id: I732a480e71c3f26ffde527c5e0eea36f814b8b03

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