Added a grub package.
Fixed packages.txt.
Fixed the license file.
Adapted the rc scripts to the read-olny root filesystem and removed devices from device_table.txt.
Added support of iso9660 file system.
Fixed linking order in grub.
Fixed small thing.
Added support of disks and fixed somethings.
Fixed the path to the grub stages.
Amended.
Updated README.md and fixed some scripts.