Added support for tagging to the Amazon Kinesis Client.
Added support for setting environment variables to the AWS OpsWorks client.
Prepping for 2.6.16.
Drop useless executable bit
Merge pull request #349 from DavidPrevot/exec

Drop useless executable bit
Updating to the latest Burgomaster and fixing a typo in the packager file.
One more fix to the Burgomaster packager file.
A few model updates.
Updated CHANGELOG and fixed the failing test due to updating the signature.
Added support for the new, recursive DynamoDB types, by simplifying the DynamoDB serialization process.
Deprecating and updating parts of the DynamoDB namespace that do not support the new document model.
Preparing for the 2.7.0 release.
Fixed a test to use PHP 5.3 array syntax. *Sigh*
Fixed another instance of PHP 5.4 array syntax. Thanks Travis.
Fixed another test. :-(
Fixed one more array syntax issue.
Update README badges.
Tweaked version constraints
Merge pull request #361 from GrahamCampbell/patch-2

Tweaked Version Constraints
Reducing the number of signed sigv4 headers.

This commit is similar to https://github.com/aws/aws-sdk-php/pull/364.