- 2.2.0:
  - **Major updates**
    
  - **Updates**
    - Depth-of-field improvements [PR](https://github.com/BabylonJS/Babylon.js/pull/567) [jahow](https://github.com/jahow)
    - Engine now initialize WebGL with preserveDrawingBuffer = false by default [deltakosh](https://github.com/deltakosh)
    - withEpsilon with a user defined epsilon [PR](https://github.com/BabylonJS/Babylon.js/pull/573) [RaananW](https://github.com/RaananW)
    - Adding onAfterRender function in BABYLON.PostProcess [PR](https://github.com/BabylonJS/Babylon.js/pull/572) [julien-moreau](https://github.com/julien-moreau)    
  - **Bug fixes**
 
  - **Breaking changes**