Merge pull request #431 from alcaeus/changelog-3.4.0

Add changelog for 3.4.0

Author: alcaeus

CHANGELOG_3.3.md renamed to CHANGELOG-3.3.md

@@ -0,0 +1,26 @@
+CHANGELOG for 3.4.x
+===================
+
+This changelog references the relevant changes done in 3.4 minor versions.
+
+To get the diff for a specific change, go to
+https://github.com/doctrine/DoctrineMongoDBBundle/commit/XXX
+where XXX is the commit hash. To get the diff between two versions, go to
+https://github.com/doctrine/DoctrineMongoDBBundle/compare/XXX...YYY
+where XXX and YYY are the older and newer versions, respectively.
+
+To generate a changelog summary since the last version, run
+`git log --no-merges --oneline XXX...HEAD`
+
+3.4.x-dev
+---------
+
+3.4.0 (2017-09-22)
+------------------
+
+All issues and pull requests in this release may be found under the [3.4 milestone](https://github.com/doctrine/DoctrineMongoDBBundle/issues?q=milestone%3A3.4.0).
+
+ * [430](https://github.com/doctrine/DoctrineMongoDBBundle/pull/430) excludes embedded documents from proxy generation in `ProxyCacheWarmer`.
+ * [425](https://github.com/doctrine/DoctrineMongoDBBundle/pull/425) adds the `odm:schema:shard` command.
+ * [416](https://github.com/doctrine/DoctrineMongoDBBundle/pull/416) handles the deprecation of `DefinitionDecorator`.
+ * [410](https://github.com/doctrine/DoctrineMongoDBBundle/pull/410) fixes the notation for Twig template names in the data collector.