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* :issue:`2`: Fix Read the Docs automodule not working properly.
* :issue:`3`: Add new extension ``sphinx-issues`` to Read the Docs.
* Rename submodules ``BedFrame``, ``FastqFrame``, and ``VcfFrame`` to ``pybed``, ``pyfq``, and ``pyvcf``, respectively.
* Add new methods to ``pyvcf`` submodule.
* Add new methods to :class:`pyvcf.VcfFrame` class.
* Add new submodule ``snpeff``.