v3.0.1b4 - Bug Fixes

What's Changed

• python-atlasapi-160 refactor "username" and password to "key" and "se… by @mgmonteleone in #162
• 146 implement serverless endpoints by @mgmonteleone in #163
• Fixed #165, cleaned up all "by cluster" and "by project" methods for … by @mgmonteleone in #166

Full Changelog: v3.0.1b1...v3.0.1b4