Merge pull request #28 from aellawind/master

Create quests folder, model, controller, routes
Merge pull request #29 from aellawind/master

Add characterClass to user model
Merge pull request #30 from aellawind/master

Implement routes to be able to fetch data based off of start/end time an...
Merge pull request #31 from aellawind/master

Remove duplicate declaration of Fitbit client, add properties to quest schema, res.json what we send back from the endpoint
Modify quest model to have short and long description