Build HDD image (instead of ISO).
Added HDD label.
Added FAT32 as binary filesystem.
Removed deprecated code.
Aded configuration for HDD size.
Fixed syntax error.
Fixed syntax errors.
Sorted lb config options alphabetically.
Use build system architecture as default.
Allow specifying DISTRIBUTION as environment variable.
Fixed syntax error.
Use single variable for specifying ARCH.
Fixed typo.
Removed pre-config hook for extra suites (unused).
Removed deprecated code.
Fixed whitespace.
Added support for different LB_BINARY_IMAGES formats (iso, iso-hybrid, hdd).
Added debug: ls the build dir.
Do not check LB_BINARY_IMAGES (not set).
Fixed binary image filename.