create react-lego for 2018

[peter-mouland]

• [x] Fork / Retire / start a new React Lego
• [x] React 16
• [x] Webpack 4
• [x] Babel 7
• [ ] Use CSS Custom Props over sass variables
  • [x] use my own custom BEM helper
  • [x] Switch to Jest for code-coverage ease
• [ ] Manually include required poly-fills to reduce bundle-size (and write up!)
• [ ] Compare redux with redux-zero
• [ ] Show how to create and re-use a shared vendor bundle
• [ ] compare vanilla GraphQL with Apollo
• [ ] spike perf testing
• [ ] create separate bundles w/ ctm test for es modules
  • [ ] ...perhaps a separate project, show how to combine many lego-kits