Changes by Version
==================
Release Notes.

Apollo 2.3.0

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* [Fix circular references on LdapAutoConfiguration](https://github.com/apolloconfig/apollo/pull/5055)
* [Add comment for clusters and UI display](https://github.com/apolloconfig/apollo/pull/5072)
* [Fix the issue that the length of private namespaces are mis-calculated](https://github.com/apolloconfig/apollo/pull/5078)
* [apollo assembly optimization](https://github.com/apolloconfig/apollo/pull/5035)
* [update the config item table column width](https://github.com/apolloconfig/apollo/pull/5131)
* [sync apollo portal server config to apollo quick start server](https://github.com/apolloconfig/apollo/pull/5134)
* [Fix the role permission deletion issue when appid contains '_'](https://github.com/apolloconfig/apollo/pull/5150)
* [fix: -XX:HeapDumpPath doesn't ready when meet OOM](https://github.com/apolloconfig/apollo/pull/5157)
* [Fix the error occurred when using configuration retention feature](https://github.com/apolloconfig/apollo/pull/5162)

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All issues and pull requests are [here](https://github.com/apolloconfig/apollo/milestone/14?closed=1)
