0.5.0
- stacker subcommands [GH-35]
- Added Empire production stacks [GH-43]
- Major change in internal code layout & added testing
- added destroy subcommand [GH-59]
- Local Blueprint Parameters [GH-61]
- Lockable stacks [GH-62]
- Deal with Cloudformation API throttling [GH-64]
- Clarify Remind's usage of stacker in README [GH-70]