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+## Changelog
+
+| **Version** | **Changes** | **Readiness** |
+|---|---|---|
+| 2.6.13 | 1. `Result.mergeFrom` handles field `dateOfAcceptance` | beta |
+| 2.5.12 | 1. delegating the date parsing to https://github.com/sisyphsu/dateparser  | beta |
+| 2.5.[11-9] | 1. support for more date formats<br>2. enable the possibility to extend the date formats used to parse `Relation.validationDate` | beta |
+| 2.4.8 | 1. added constant for ORCID datasource name | beta |
+| 2.4.7 | refactoring |  |
+| 2.3.6 | [Aggregation]<br>1. introduced MetadataStoreManager (MdSM) model classes| beta |
+| 2.2.5 | [Graph model]<br>1. introduced fields `Instance.pid` and `Instance.alternateIdentifier`<br>2. `LicenseComparator` renamed as `AccessRightComparator`<br>3. introduced `AccessRight` model class defining the `OpenAccessRoute` field to keep track of the OpenAccess color at the `Instance` level<br>4. `ExternalReference` cleanup (removed description, added alternateLabel(s))<br>5. added several ModelConstants<br>[Aggregation]<br>7. introduced MDStore record model classes<br>8. Introduced ORCID specific model classes | beta |
+| 2.2.4 | 1. ORCID specific model classes backported in the version used in PROD<br>2. added constant for dnet:externalReference_typologies<br>3. added constant for ORCID datasource name<br>4. `Result.mergeFrom` handles field `dateOfAcceptance` | production |