• ruff & auto-lint-fix the entire codebase
• move mesh assets into infinigen/assets/objects
• minimize pip dependences: remove unused packages & move terrain/gt-vis packages into optional [terrain,vis] extras.
• add parameters for object clutter, reduce excessively cluttered / slow indoors scenes
• minorly improve infinigen-indoors performance via logging & asset hiding

Full Changelog: https://github.com/princeton-vl/infinigen/compare/v1.4.0...v1.5.0