v1.0.7: - change REST API

- simplify login and signup endpoints to
- POST /api/login and POST /api/signup

v1.0.6: Simplify codebase

- remove unused refresh token endpoint and logic

v1.0.5: Fix security issues

- fix issue, to allow access for /api/users only to ADMIN
- add unit test for accessing secured GET /api/users endpoint (only by ADMIN)

v1.0.4: small update

- use nohup to run service in background

v1.0.3: - concept fixes

- make tokens work for at least 1 month

v1.0.2: - fix logback configuration

- add semantic versioning - provide PATCH number to version
- remove jar version to reuse standard version
- make both Procfile and run.sh to run jar with * - version agnostic
- add app.json data