Added C6670 SRIO boot projects, updated tools projects to use the latest PDK version
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