Update metadata-changelog.md

Author: Haley Van Dyck

Diff for: metadata-changelog.md

@@ -5,3 +5,29 @@ title: Common Core Metadata Changelog
 permalink: /metadata-changelog/
 filename: metadata-changelog.md
 ---
+
+This page lists changes to the common core metadata schema by version. Latest changes at the top. Consult repository history for explanations.
+
+## Changelog
+
+### Version 1.0 FINAL - 8/15/13
+
+Updates to original draft metadata:
+
+* Renames "keyword" field to "keywords"
+* Aligns "modified", "temporal", and "issued" fields to ISO 8601 of least resolution
+* Aligns "format" field to MIME types
+* Aligns "accrualPeriodicity" field to DCCDAccrualPeriodicity
+* Aligns "language" field to RFC 5646
+ 
+* Changes "keywords" and "language" fields to arrays
+* Changes "temporal" field to use solidus for date ranges
+
+* Removes "granularity" field
+* Removes "size" field
+* Removes "feed" field
+
+* Adds required-if-applicable "accessLevelComment" field
+* Adds required "bureauCode" field
+* Adds required-if-applicable "programOffice" field 
+