Changes

A good overview of WebRender and what it is can be found in [http://www.masonchang.com/blog/2016/7/18/a-short-walkthrough-of-webrender-2 this blog post]. WebRender is developed as a standalone library in the [https://github.com/servo/webrender WebRender github repo]. There is a [https://github.com/servo/webrender/wiki wiki] with several informative documents on the architecture of WebRender. In particular, [https://github.com/servo/webrender/wiki/Debugging-WebRender Debugging WebRender] document can be useful to get familiar with the tools and tricks regularly employed by developers. There is also a tutorial-style [https://github.com/servo/webrender/issues/3070 issue 3070] describing a step-by-step process of investigating and fixing a particular rendering issue. Look through the issues list to find things to work on. Some WebRender bugs that are good for new contributors are tagged on GitHub: