- Fix ECUs being fetched as integers instead of floats
- Handle JSON::ParserError for RDS json doc (@lardcanoe)
- Fix postgresql reference (@lardcanoe)
- Refactored model to simplify access (one instance type for all usages), introduced operating system pricing to suppport RHEL, SLES, etc...
- Another missing instance type, cc2.8xlarge
- Added conventional region name lookup
- Added missing instance types
- Created basic framework for dynamically retrieving pricing information on EC2 on-demand and reserved instances.