Adds Gulp and Swagger

Gulp was added to ease the multitude of commands done with docker compose and there are a lot of variations depending on what environment you use, Swagger is added to the gateway.

Things still missing

React Router
Sequelize
JWT
Guarded components
Guarded Gateway
Gateway RBAC

Adding e2e testing

In this release we add e2e testing to the overall environment

Missing things for holistic Sample

Swagger
React Router
Sequelize
JWT
Guarded components
Guarded Gateway
Gateway RBAC

Added tests to service, gateway and client

This adds tests to the three layers of the system

Missing things for holistic Sample

E2E tests
Swagger
React Router
Sequelize
JWT
Guarded components
Guarded Gateway
Gateway RBAC

First functional system

This adds all the base layers for the system, things missing are:

Missing things for holistic Sample

Unit Tests
E2E tests
Swagger
React Router
Sequelize
JWT
Guarded components
Guarded Gateway
Gateway RBAC