ElastiCache T2 Support(aws.amazon.com)

http://aws.amazon.com/blogs/aws/elasticache-t2-support/?sc_ichannel=em&sc_icountry=global&sc_icampaigntype=launch&sc_icampaign=em_123465250&sc_idetail=525076423&ref_=pe_411040_123465250_7