---
features:
  - |
    It is now possible to provide custom ``user_data`` into instance
    configuration.
upgrade:
  - |
    The ``InstanceConfig`` class has been split into ``GenericConfig`` and
    ``CloudInitConfig`` for clarity on which features come from what.
deprecations:
  - |
    The ``metalsmith.InstanceConfig`` class is deprecated, use
    ``GenericConfig`` or ``CloudInitConfig`` from the new module
    ``metalsmith.instance_config``.