Minor improvements

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

@@ -5,6 +5,11 @@
 
 package de.rtuni.ms.ds.controller;
 
+import javax.servlet.RequestDispatcher;
+import javax.servlet.http.HttpServletRequest;
+
+import org.springframework.boot.web.servlet.error.ErrorController;
+import org.springframework.http.HttpStatus;
 import org.springframework.stereotype.Controller;
 import org.springframework.web.bind.annotation.RequestMapping;
 
@@ -15,7 +20,7 @@ import org.springframework.web.bind.annotation.RequestMapping;
  *
  */
 @Controller
-public class HomeController {
+public class ApplicationController {
     //---------------------------------------------------------------------------------------------
     
     /**