Django-hstore

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- `80 <https://github.com/djangonauts/django-hstore/pull/80>`_: added ``SerializedDictionaryField``
- `89 <https://github.com/djangonauts/django-hstore/pull/89>`_: avoided using jQuery global variable ``$`` in admin widget
- `90 <https://github.com/djangonauts/django-hstore/issues/90>`_: added local copy of underscore.js
- `92 <https://github.com/djangonauts/django-hstore/pull/92>`_: added workaround to handle none values in schema mode
- `98 <https://github.com/djangonauts/django-hstore/pull/98>`_: fixed "don't force ``DatetimeField`` to ``utcnow()``" in schema mode
- `100 <https://github.com/djangonauts/django-hstore/pull/100>`_: fixed "contains boolean bug" in query.py

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- `72 <https://github.com/djangonauts/django-hstore/pull/72>`_: automatic type casting in lookup queries
- `74 <https://github.com/djangonauts/django-hstore/pull/74>`_: added ``isnull`` lookup to filter by is null on individual key/value pairs

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- `73 <https://github.com/djangonauts/django-hstore/issues/73>`_: added reload schema feature

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- `71 <https://github.com/djangonauts/django-hstore/issues/71>`_: empty ``HStoreDict.unicode()`` correctly returns ``{}``
- `69 <https://github.com/djangonauts/django-hstore/issues/69>`_: ``HStoreField`` default value in case of ``null=True`` is empty ``HStoreDict`` instead of ``None``

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- removed custom ``register_hstore`` function in favour of psycopg2 builtin one
- added hstore app bootstrapping in ``django_hstore.hstore``

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- schema mode usage simplification
- `57 <https://github.com/djangonauts/django-hstore/issues/57>`_: fixed schema mode compatibility with south migrations
- fixed compatibility with django 1.7 makemigrations command
- `59 <https://github.com/djangonauts/django-hstore/issues/59>`_: ``get`` method of ``HStoreDict`` defaults to ``None``
- `60 <https://github.com/djangonauts/django-hstore/issues/60>`_: added support for long integers
- minor improvements to support `django-rest-framework-hstore <https://github.com/djangonauts/django-rest-framework-hstore>`_ extension