core + attic (Attic Area): these terms have been either depricated from the core or extentions, or removed from pending as not accepted into the full vocabulary.

releaseNotes

Canonical URL: http://schema.org/releaseNotes

Thing > Property > releaseNotes

Description of what changed in this version.

Usage: Between 100 and 1000 domains
Values expected to be one of these types
Text
URL
Used on these types
SoftwareApplication

Schema Version 3.2