writerfilter: avoid unnecessary non-ascii characters in model.xml
writerfilter: avoid unnecessary non-ascii characters in model.xml

Change-Id: I0d9597782a34ad18b2f36b19b69813460e99ccee

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