Updated openstack/openstack
Project: openstack/heat  6fef5a782967a18a7bfdd44b5a4b43ef5283edca

Implement AWS::EC2::EIP updatable

The first part of blueprint implement-ec2eip-updatable
to implement AWS::EC2::EIP updatable.

Implements blueprint implement-ec2eip-updatable

Change-Id: Id79b4fbf2a85558a17003fc769307917c8bb44ee