ansible/ansible-modules-core — pull request #144 by quodlibetor (2014-10-06 14:59:36+00:00)
Title: Add `cache_subnet_group_name` to elasticache module

According to the [AWS docs on elasticache and the VPC](http://docs.aws.amazon.com/AmazonElastiCache/latest/UserGuide/CacheSubnetGroups.html) subnet groups are required inside VPCs.