Aws\Amplify- Whereas previously custom headers were set via the app's buildspec, custom headers can now be set directly on the Amplify app for both ci/cd and manual deploy apps.Aws\ForecastService- Providing support of custom quantiles in CreatePredictor API.Aws\GlueDataBrew- This is the initial SDK release for AWS Glue DataBrew. DataBrew is a visual data preparation tool that enables users to clean and normalize data without writing any code.Aws\MediaConvert- AWS Elemental MediaConvert SDK has added support for Automated ABR encoding and improved the reliability of embedded captions in accelerated outputs.Aws\QuickSight- QuickSight now supports Column-level security and connecting to Oracle data source.Aws\ServiceCatalog- Adding support to remove a Provisioned Product launch role via UpdateProvisionedProductProperties