Set up mongo with the mongodb module
Switch from the native Mongo driver to Mongoose

Conflicts:
	package.json
Add an error handling function
Use Model#remove() in the seeds
Use promises with Mongoose to lower the amount of callback hell
Rename db.getFeatures() to db.seed()
Merge db.js into features.js
Start setting up migration code based on the old seeds
Remove the original seed function and access mongodb from features.find()
Move the search bar and footer to the index view
Set the Node version in package.json
Rename features.js to feature.js (to prepare for a refactor)
Rename feature.find() to feature.search()
Refactor feature.js so it returns a Mongoose model named Feature with methods
Extract private functions in feature.js into a new helpers.js file
Move toArray() to helpers
Replace the first migration with a starter script that seeds the database
Add log messages about database seeding progress
Rename features.json to seedData.json
Add a /index.json route