Add support for ElastiCache cache cluster

[avatarworf]

Add the ability for AWS:Config to record details on Amazon ElastiCache cache cluster, AWS::ElastiCache::CacheCluster. Additional details of the resource should also be considered.

Tags
Engine
Engine Version
Number of Nodes
Node Endpoints
Security Groups attached
Maintenance Windows
Creation time
Node Type
Location Region/AZ

This resource type does contribute to the AWS Cost, therefore visibility of this data from AWS:Config would aide in managing costs.