Add express for creating a RESTful API
Add Mongoose as dependency
Add instructions in README
Add bower config for dependencies;
Add some mocha tests
Add npm test script
Upadte models and some more tests
Make Box an independent schema

- make Sector.boxes an array of ids
- use generated ids as _ids
- use ref (for population)
Merge pull request #1 from LazyParking/express

Merge Express branch