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Features
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- Added V5 and V6 support for ``get_iris_response``. It also does not download the files anymore.
Breaking Changes
----------------
- API of ``get_iris_response`` has changed:
``pre_launch`` has gone, use ``response_version=2`` instead.
``response_file`` keyword has been removed, it will use files provided by the package instead.
``force_download`` was removed as the function now does not download any files.