Refactor for d3 and React hooks

New Features

UI

• Added and injected bootstrap v4 styles using pre-built CSS

Internals

UI

• Refactored rendering to use d3.js
• Upgraded all 3rd party dependencies
• Converted most React components to functional using hooks
• Moved business logic into selectors module
• Replaced react-router with homegrown hash routing
• Replaced redux-actions with typesafe-actions