Update CHANGELOG.md

Author: driesvints

CHANGELOG.md

@@ -1,6 +1,18 @@
 # Release Notes
 
-## [Unreleased](https://github.com/laravel/helpers/compare/v1.0.1...master)
+## [Unreleased](https://github.com/laravel/helpers/compare/v1.1.1...master)
+
+
+## [v1.1.1 (2019-07-30)](https://github.com/laravel/helpers/compare/v1.1.0...v1.1.1)
+
+### Changed
+- Removed old 5.9 versions ([4c80f77](4c80f77392841110b9a6703ecfbae63710aa0081))
+
+
+## [v1.1.0 (2019-07-29)](https://github.com/laravel/helpers/compare/v1.0.1...v1.1.0)
+
+### Changed
+- Update version constraints for Laravel 6.0 ([60296b9](https://github.com/laravel/helpers/commit/60296b92778c6d44c4f5c4007eca2c8a2e0f5281))
 
 
 ## [v1.0.1 (2019-04-18)](https://github.com/laravel/helpers/compare/v1.0.0...v1.0.1)