Added missing eslint and babel-eslint to package.json

Remove transform-function-bind

Upgrade babel-loader and RNW plugin

Add missing babel presets

Update react-native-web to 0.4

Update babel-plugin-react-native-web and plugin order

Create common entry point for native and web

Relocate demo code into own top level directory

Relocate native entry point to new native folder

Relocate sketch entry point to sketch directory

Relocate web entry point to web directory

Set flow to run only on staged files via focus-check

Rename web script and update README

Add flow back to precommit

Merge pull request #20 from dmeehan1968/iss-9-basic-express