chore(package): update webpack-hot-middleware to version 2.12.2
chore(package): update webpack-hot-middleware to version 2.12.2

https://greenkeeper.io/
jaredpalmer-archive/react-storybook-jsxstyle,jaredpalmer/react-storybook-jsxstyle,jaredpalmer-archive/react-storybook-jsxstyle,jaredpalmer/react-storybook-jsxstyle