make the makefile dep more robust
make the makefile dep more robust

Change-Id: Iabf62eb089530dff97c0a920b2be9c239b02d5b8

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