Add Notes section: sence_indoor_* legacy directory naming (typo will be fixed in v1.1)

Add reviewer quick sample section (NeurIPS large-dataset URL: sence_indoor_0001)

Add companion code repo URL: huggingface.co/anon-cmevs-2026/cmevs-code

Initial release: metadata, code, adapters (v1.0; scenes/ in next commit)