CHANGELOG.mdown in ruby2d-camera-1.0.0 vs CHANGELOG.mdown in ruby2d-camera-1.1.0

@@ -4,8 +4,12 @@
 ![Added](https://img.shields.io/badge/-Added-brightgreen)
 ![Changed](https://img.shields.io/badge/-Changed-yellow)
 ![Deprecated](https://img.shields.io/badge/-Deprecated-orange)
 ![Removed](https://img.shields.io/badge/-Removed-red)
 
+## [1.1.0](https://github.com/realtradam/ruby2d-camera/releases/tag/1.1.0) - 2021-08-09
+![Added](https://img.shields.io/badge/-Added-brightgreen)
+- Added Camera functions `Camera.coordinate_to_screenspace` and `Camera.coordinate_to_worldspace`
+
 ## [1.0.0](https://github.com/realtradam/ruby2d-camera/releases/tag/1.0.0) - 2021-08-08
 ![Added](https://img.shields.io/badge/-Added-brightgreen)
 - Initial release