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* feature:``aws cloudtrail``: Add support for AWS Cloudtrail
* feature:``aws iam``: Add support for identity federation using SAML 2.0 in the ``aws iam`` command
* feature:``aws redshift``: Update the ``aws redshift`` command to include several new features related to event notifications, encryption, audit logging, data load from external hosts, WLM configuration, and database distribution styles and functions
* feature:``aws ec2``: Add a ``--associate-public-ip-address`` option to the ``ec2 run-instances`` command (`issue 479 <https://github.com/aws/aws-cli/issues/479>`__)
* bugfix:``aws s3``: Add an ``s3 website`` command for configuring website configuration for an S3 bucket (`issue 482 <https://github.com/aws/aws-cli/pull/482>`__)