added the ibl build script from Hao DEV.BIOS.MCSDK.02.00.02.13
drwxr-xr-x - boot_loader
drwxr-xr-x - bttbl2hfile
drwxr-xr-x - factory_images
drwxr-xr-x - hfile2array
drwxr-xr-x - post
drwxr-xr-x - writer