Remove copyright header

src/main/java/de/rtuni/ms/ds/Application.java

-/*
- * Copyright 2019 (C) by Julian Horner.
- * All Rights Reserved.
- */
-
 package de.rtuni.ms.ds;
 
 import org.springframework.boot.SpringApplication;

src/main/java/de/rtuni/ms/ds/controller/ApplicationController.java

-/*
- * Copyright 2019 (C) by Julian Horner.
- * All Rights Reserved.
- */
-
 package de.rtuni.ms.ds.controller;
 
 import org.springframework.stereotype.Controller;