Start to flesh out hand written toy boto scripts into Yaybu 'parts'
Flake fixes
Add throbber progress updates
Part for creating an EC2 SecurityGroup
Nicer abstraction for ingress
Validate DBSecurityGroup.allowed contains valid EC2SecurityGroups
Expose new boto objects to Yaybu
Test with boto
Add 'destroy' method to EC2SecurityGroup and improve error handling
Never used 'groups' - so don't assign it
Make AWS.EC2SecurityGroup properly idempotent and simulate friendly
Useful creation of DBSecurityGroup objects, and ingres between them and EC2SecurityGroup
Fix whitespace
Can create a CacheSecurityGroup and authorize ingress
And can revoke access
Fix PEP8 issues
Support for AWS.IAMRole
Flake8 fixes
Add IAMInstanceProfile
Destroyable IAMInstanceProfile