Initial draft of block dev test suite
Add all registration test methods, tagging for test recovery
Add filters to get methods, add print block dev map method
Add helper methods to find block devs by md5, sort block dev map, etc.
Fix parser for building vmtype info
Add checks for metadata, stop, start, and more run-time bdm settings
Add instance checks for block dev map meta data
Add check to compare block dev map to instance meta data
Fix check for delete on termination in bdm
Update tracking for ebs root device
Add command line options, first stable pass at test script
add catch to fail fast waiting on block dev mapping
Add additional checks on start instance
Remove debug add verbose flag