Frontend

Push build cycle 2 up to master

In this update:
1. Updated dependencies to use most up to date version of Spring Boot.
2. Added Spring Mongo package as a dependency.
3. Changed data models
- Dates are represented as long
- Image is stored as a 64 bit encoded string
4. Controller class added to handle routes
5. Pointed database to use MongoLab remote database

To run this refresh gradle dependencies and run Application.java