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- Updates SunVox DLL to 2.1b (2.1.0.0 internally).
- Adds new library functions and slot methods ``set_song_name``,
``metamodule_load``, ``metamodule_load_from_memory``, ``vplayer_load``,
``vplayer_load_from_memory``, ``get_module_type``, ``set_module_name``,
``set_module_xy``, ``set_module_color``, ``set_module_finetune``,
``set_module_relnote``, ``set_module_ctl_value``, ``get_module_ctl_min``,
``get_module_ctl_max``, ``get_module_ctl_offset``, ``get_module_ctl_type``,
``get_module_ctl_group``, ``new_pattern``, ``remove_pattern``,
``set_pattern_xy``, ``set_pattern_size``, and ``set_pattern_name``.
- Adds documentation for ``get_module_ctl_value``.
- Updates documentation for ``module_curve``, ``get_pattern_x``,
``get_pattern_y``, ``get_pattern_tracks``, ``get_pattern_lines``,
and ``get_pattern_name``.
- Updates constants and docs in ``sunvox.types``
based on SunVox DLL 2.1b headers.
- Fixes mapping of ``sunvox.dll.get_sample_rate`` to point to
the correct C function.