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

Apollo 1.9.1

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* [Remove spring dependencies from internal code](https://github.com/apolloconfig/apollo/pull/3937)
* [Fix issue: ingress syntax](https://github.com/apolloconfig/apollo/pull/3933)

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All issues and pull requests are [here](https://github.com/apolloconfig/apollo/milestone/9?closed=1)