v0.4.0

AYT-API 0.4

This is a major update with a lot of features added including OAuth2 support and new API methods.

Breaking Changes:

• Removed Python 3.8 support. (53c66cd)
• Renamed attribute _type to kind in filters.SearchFilter. (7a60e71)
• PlaylistItem.id is now the actual item ID and the video ID is now PlaylistItem.video_id. (d50d852)

All other changes are listed in the changelog

Full Commit Changelog: v0.3.0...v0.4.0