Update changelog

CHANGELOG.md

@@ -4,6 +4,22 @@ This project adheres to [Semantic Versioning](http://semver.org/).
 
 ### [Unreleased][unreleased]
 
+#### Fixed
+- Fix flaky test `DefaultPluginRepositoryTest.testGetPluginArchive`
+- [#349]: Fix Gradle demo
+
+#### Changed
+- Add more defense in `ExtensionAnnotationProcessor` (error message if something is wrong)
+- Add more tests in `ExtensionAnnotationProcessorTest`
+
+#### Added
+- [#348]: Found extensions when using decorated annotations
+- [#350]: Support any interface as an `ExtensionPoint`
+
+#### Removed
+
+### [3.1.0] - 2019-09-08
+
 #### Fixed
 - [#335]: `DefaultPluginStatusProvider.enablePlugin` function seems to be wrong
 
@@ -338,7 +354,8 @@ This project adheres to [Semantic Versioning](http://semver.org/).
 
 #### Removed
 
-[unreleased]: https://github.com/decebals/pf4j/compare/release-3.0.0...HEAD
+[unreleased]: https://github.com/decebals/pf4j/compare/release-3.1.0...HEAD
+[3.1.0]: https://github.com/decebals/pf4j/compare/release-3.0.0...release-3.1.0
 [3.0.0]: https://github.com/decebals/pf4j/compare/release-2.6.0...release-3.0.0
 [2.6.0]: https://github.com/decebals/pf4j/compare/release-2.5.0...release-2.6.0
 [2.5.0]: https://github.com/decebals/pf4j/compare/release-2.4.0...release-2.5.0
@@ -358,6 +375,9 @@ This project adheres to [Semantic Versioning](http://semver.org/).
 [0.11.0]: https://github.com/decebals/pf4j/compare/release-0.10.0...release-0.11.0
 [0.10.0]: https://github.com/decebals/pf4j/compare/release-0.9.0...release-0.10.0
 
+[#350]: https://github.com/pf4j/pf4j/pull/350
+[#349]: https://github.com/pf4j/pf4j/pull/349
+[#348]: https://github.com/pf4j/pf4j/pull/348
 [#337]: https://github.com/pf4j/pf4j/pull/337
 [#335]: https://github.com/pf4j/pf4j/issues/335
 [#330]: https://github.com/pf4j/pf4j/pull/330