Add block_device_mapping support

SEC-83 Typo fix

SEC-83 debugging pp's

SEC-83 add block_device_mapping accessor

SEC-83 Add basic rspec for block_device_mapping

SEC-83 typo in spec file

SEC-83 tweak to pass unit tests

SEC-83 Correct input from vagrant file

Clean up debugging output
Merge branch 'master' of github.com:SplunkStorm/vagrant-aws