v0.9.0

What's Changed

• refactor: remove HTTPError class and improve typings (513a47d)
• chore: update typescript and undici (16ae503)
• refactor: rename add method of managers to _add (df76674)
• chore: update code-sample in README (888087b)
• feat: emit matching rules collection in filteredTweetCreate event by @iShibi in #65
• refactor: remove streams and add a manager for filtered stream rules by @iShibi in #66
• fix(SimplifiedUser): set description to null if it's an empty string (77de07c)

Full Changelog: v0.8.1...v0.9.0