Input a blf file name,it will parese blf,process images,and generate a zip download Package
usage sample: 
Linux: ./MakeDownloadPackage -r BLF_filename -o DownloadPackage.zip
windows:   MakeDownloadPackage.exe -r BLF_filename -o DownloadPackage.zip
Note: you can input absolute path and relative path in command line for blf file and compressed download package.