Updated openstack/openstack
Project: openstack/heat  f31647d17b776ce371b923b4e4cf3bc8ac67bd3c

Implement BlockDeviceMappings for LaunchConfiguration

We should support the BlockDeviceMappings for
AWS::AutoScaling::LaunchConfiguration resource to be
compatible with AWSCloudFormation, thus we can take
BlockDeviceMappings for instances in AutoScalingGroup
and InstanceGroup.

Implements blueprint implement-launchconfiguration-bdm

Change-Id: I26b13b8e98190fa4bb4223b5eed9970648d7ee35