Release v2.1.8 - 2015-07-23

Tag release v2.1.8

References:
#788, #862, #866, #873, #878, #879

• Feature - Aws::EC2 - Added support for new spot fleet launch specification features.

• Feature - Aws::Glacier - Added support for vault locks.

• Feature - Aws::ElasticMapReduce - Adds support for Amazon EMR release 4.0.0, which
  includes a new application installation and configuration experience, upgraded
  versions of Hadoop, Hive, and Spark, and now uses open source standards for ports
  and paths. To specify an Amazon EMR release, use the release label parameter
  (AMI versions 3.x and 2.x can still be specified with the AMI version parameter).

  For more information on Amazon EMR release 4.0.0, please visit:
  https://docs.aws.amazon.com/ElasticMapReduce/latest/ReleaseGuide/emr-release-components.html

• Issue - Aws::IAM - Added missing paginator for Aws::IAM::Client#list_policy_versions.

  See related GitHub issue #879.

• Feature - Waiters - Added two new waiters:

  • :instance_profile_exists - Aws::IAM::Client
  • :app_exists - Aws::OpsWorks::Client

  See related GitHub pull request #866

• Issue - Stubbing - Added missing support for stubbing query protocol errors by their
  error code.

  See related GitHub pull request #873

• Feature - Aws::CognitoIdentity - The following operations can now be called from
  Aws::CognitoIdentity::Client without credentials:

  • #get_credentialsForIdentity
  • #get_id
  • #get_open_id_token
  • #list_identity_pools
  • #unlink_developer_identity
  • #unlink_identity

  See related GitHub pull request #862