v1.0.0-alpha.1

What's Changed

• Raise if get_map can't find any maps instead of logging and returning None by @AhmetNSimsek in #618
• Maint sparseindex by @AhmetNSimsek in #525
• fix: cell density profile by @AhmetNSimsek in #617
• Docs: do not fail doc build if allen api is not fully functional by @AhmetNSimsek in #626
• Deprecate restrict_space kwarg and allow features queries with space instances by @AhmetNSimsek in #628
• introduce map.get_volume() which returns a FilteredVolume by @AhmetNSimsek in #624
• Raise when a PointSet is initialized empty by @AhmetNSimsek in #627
• Volume subclass BrainStructure by @AhmetNSimsek in #630
• Maint: parc.find_regions as module method. clarify find_regions by @AhmetNSimsek in #517
• Test region id uniqueness by @AhmetNSimsek in #631
• Consider neuroglancer transform half a voxel shift when fetching the affine by @AhmetNSimsek in #623
• Change default of find_topmost in parcellation.get_region to False by @AhmetNSimsek in #632
• Rename pointset to pointcloud by @AhmetNSimsek in #633
• fix ci for pythons version <= 3.8 by @AhmetNSimsek in #634
• Doc: use book theme for docs and general maint by @AhmetNSimsek in #584

Full Changelog: v1.0a19...v1.0.0-alpha.1