* Added ``variation_id`` to ``BaseCache`` to fix a ``TypeError`` when using the ``NullCache``
0.5.1
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* Add ``associated_agency`` to ``bookings`` resource
0.5.0
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* Minor adjusted in Query internals to ensure the ``variation_id`` of an Itinerary is handled properly. * Added ``ItineraryHighlights`` and ``ItineraryMedia`` resources. These are sub resources of the ``Itinerary``
0.4.6
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* Added connection pool caching to ``RedisCache``. Instances of ``gapipy`` with the same cache settings (in the same Python process) will share a connection pool.
0.4.5
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* Added ``code`` field to the ``type`` of an ``Itinerary``'s listed ``details``.
0.4.4
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* Added the ``details`` field to the ``Itinerary`` resource -- a list of textual details about an itinerary.