renamed get_all_vmtypes method to get_all_instance_types to better match actual DescribeInstanceTypes call euca switched to
added unit test for instancetype
PEP8/pyflakes/(some)pylint
Support printing tags on buckets when listing buckets
Raise any exceptions that are tagSet not found
Merge pull request #2118 from dkavanagh/updates-to-vmtypes

Fix getting instance types for Eucalyptus 4.0. Fixes #2118.
Merge pull request #2132 from jimbrowne/lss3_improvements

Add optional bucket tags to `lss3` output. Fixes #2132.