Removed email addresses from README.md
Fixed #148 - cleaning up machine setup processes when terminating a pool
Merge pull request #148 from cimi/issue-148

Activiti Process Instances are not properly cleaned up
Adding EBS volumes when creating EC2 instances
Adding CLI options for creating block devices attached to instances.
Requiring block device names to be specified; changed syntax for the create command.
Merge pull request #149 from cimi/issue-149

Possibility to create EBS volumes in amazon