update changelog

CHANGELOG.md

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+# Change Log
+
+## [v0.2.0](https://github.com/prooph/http-middleware/tree/v0.2.0)
+
+[Full Changelog](https://github.com/prooph/http-middleware/compare/v0.1.0...v0.2.0)
+
+**Implemented enhancements:**
+
+- Add multiple query support to QueryMiddleware [\#14](https://github.com/prooph/http-middleware/pull/14) ([camuthig](https://github.com/camuthig))
+
+**Fixed bugs:**
+
+- PHP CS issues [\#10](https://github.com/prooph/http-middleware/issues/10)
+
+**Closed issues:**
+
+- can we do a 0.8 pre-release  [\#13](https://github.com/prooph/http-middleware/issues/13)
+
+## [v0.1.0](https://github.com/prooph/http-middleware/tree/v0.1.0) (2018-01-23)
+**Implemented enhancements:**
+
+- apply psr-15 patch [\#6](https://github.com/prooph/http-middleware/pull/6) ([oqq](https://github.com/oqq))
+
+**Closed issues:**
+
+- Update copyright to 2018 [\#7](https://github.com/prooph/http-middleware/issues/7)
+- Waiting for changes from Eric. [\#1](https://github.com/prooph/http-middleware/issues/1)
+
+**Merged pull requests:**
+
+- cs [\#11](https://github.com/prooph/http-middleware/pull/11) ([basz](https://github.com/basz))
+- Psr/http server middleware [\#9](https://github.com/prooph/http-middleware/pull/9) ([basz](https://github.com/basz))
+- copyright [\#8](https://github.com/prooph/http-middleware/pull/8) ([basz](https://github.com/basz))
+
+
+
+\* *This Change Log was automatically generated by [github_changelog_generator](https://github.com/skywinder/Github-Changelog-Generator)*