all functions new in Excel since OOXML have _xlfn. prefix
all functions new in Excel since OOXML have _xlfn. prefix

Change-Id: Ie22292da1ee79f2693da73cc27944a53b2213150

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