What's Changed

• style: Delete duplicated code in units, subsections and sections APIs by @ChrisChV in #320
• test: verify correct typing of mixins by @bradenmacdonald in #280
• feat: lp_dump management command added by @dwong2708 in #335
• feat: export LearningPackage data in lp_dump command by @dwong2708 in #338
• feat: Browsable Django Admin interface for Containers by @kdmccormick in #330

Full Changelog: v0.26.0...v0.27.0