v0.2.1
- Bug fix: Reconnection error handling. https://github.com/kyleaa/libcluster_ec2/pull/6

v0.2.0
- Enhancement: Add error handling for AWS/EC2 API calls. In the event of a failure to communicate, maintain current node list. https://github.com/kyleaa/libcluster_ec2/pull/4

v0.1.3
- Enhancement: automatically determine instance region.  https://github.com/kyleaa/libcluster_ec2/pull/3

v0.1.2
- Enhancement: add default config values.  https://github.com/kyleaa/libcluster_ec2/pull/2