NO NEED npm install react-native-pixi !
From react-native-pixi@3, NO NEED npm install react-native-pixi any more, just follow the comments in example https://github.com/flyskywhy/GCanvasRNExamples/blob/master/app/components/Pixi.js to use pixi.js @4, @5, @6 or @7 directly!
snakeRN is the final example of react-native-pixi@2
