move from uify-server to bankai

[ahdinosaur]

• separate server into 2 entry points: api server and app assets
• for development
  • run separate api server (feathers app) and asset server (bankai server)
• for production
  • deploy api server to heroku
  • setup heroku to listen and re-build api on code push
  • deploy asset files to netlify
  • add build script using bankai
  • setup netlify to listen and re-build app
• allow each side to know about each other through config