bundle.py: Add --input <file> and --test
bundle.py: Teach --output how to --test
bundle.py: Add --md5 printing to --input
bundle.py: Use dictionary to translate imageType to string
Merge pull request #88 from jnwatts/new_bundle.py

New bundle.py
Cheap hack to build betatester_setup
Makefile: Specify ALUMINUM case when building BETATESTERS_SETUP
bitmaps: Add Makefile to simply rebuilding bundle.img