strip customproperty from name of Mnemonic Widget target
strip customproperty from name of Mnemonic Widget target

Change-Id: I64e43e472215df35872e447e381047e64002184b

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