Added changelog for 0.11.0 (#57)

* Added changelog for 0.11.0

* Minor

* Added changelog for #60

* Update CHANGELOG.md

Author: Nyholm

CHANGELOG.md

@@ -0,0 +1,36 @@
+# Change Log
+
+All notable changes to this project will be documented in this file, in reverse
+chronological order by release.
+
+## 0.11.0
+
+### Added
+
+- Added support for Symfony4
+- `DaemonOptionsInterface`
+- Added support for file uploads and multiple file uploads
+- Added support for any PSR-7 implementation by using a PSR-17 HTTP Factory.  
+
+### Changed
+
+- Renamed `CallbackWrapper` to `CallbackKernel`.
+- All classes are final
+
+### Removed
+
+- Support for PHP5.
+- Support for Symfony2.
+
+## 0.10.1
+
+### Fixed
+
+- Large POST request should not fail
+
+## 0.10.0
+
+### Added
+
+- Added a command line flag for gracefully shutting down the daemon after a 5XX
+ error code is received.