* `Shortcut` is now a special case when merging `Namespace` objects. When already in a Namespace, a Shortcut now get overwritten by `setitem_path()`, not merged into the written value.
1.0.5
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* Fix broken handling of empty key
1.0.4
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* Cleanup Namespace path logic and make sure it is symmetrical and tested.
* Added deprecation warning on string to dict promotion on namespace merge.
1.0.3
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* Fixed release functionality
1.0.2
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* Don't support `RefinableObject` in `evaluate_recursive`. This was a mistake.