Added a database bootstrap file to seed sample data
Added application adapter to handle embedded records in JSON
Fixed host model/view
Added address model
Added simple global exception handler
Disable auto-increment on token id
Fix token validation (bearer strategy)
Remove lodash from bower.json
Add database constraints (non nullable columns) for users
Fix wwoofer model/view
Fixed the keyForRelationship in serializer
Add token in database bootstrap (to stay logged in after database re-sync)
Include user and address in wwoofer model
Add service to retrieve single country
Add department/country relationships into address Ember model
Reorganize hosts route/controller
Fix service to retrieve single host