add missing entries to changelog

Author: franmomu

CHANGELOG.md

@@ -23,13 +23,15 @@ a release.
 
 ### Fixed
 - Tree: Cascade remove not being triggered on entity children at `MaterializedPath::removeNode()`.
+- Tree: Materialize Path strategy when using autogenerated identifiers.
 
 ### Added
 - Blameable: Added UUID in allowed types list for Blameable fields in Annotation
 - Blameable: Allow ascii_string to validTypes (issue #2726)
 - Sluggable: Allow ascii_string to validTypes
 - IpTraceable: Allow ascii_string to validTypes
 - Sluggable: Use `TranslationWalker` hint when looking for similar slugs (`getSimilarSlugs` method) for entities which implement `Translatable` interface and have `uniqueOverTranslations: true` Slug option (#100, #2530)
+- Support for `doctrine/orm` 3.0
 
 ## [3.15.0]
 ### Added