removed code instantiating a student object and a university object

fixed error not using variable webinarAcc

src/java_exercises2_2_1/TestUni.java

@@ -13,12 +13,6 @@ import java_exercises2_1_1.University;
  */
 public class TestUni {
 	public static void main(String[] args) throws MalformedURLException {
-		//Instantiate student called Martin
-		Student student=new Student("Martin",1);
-		University uni=new University();
-		//Register student
-		uni.register(student);
-
 		Course javaEmbedded=new Course("Java for Embedded Systenms",1);
 		//Due to the overridden toString method we can print the contents of the object with System.out.println
 		System.out.println("Course javaEmbedded: "+javaEmbedded);
@@ -29,6 +23,6 @@ public class TestUni {
 		Webinar webinarWebAcc=new Webinar("Make accessible web sites", 2, new URL("http://webinars.com/webaccess"));
 		System.out.println("Course webinarWebAcc: "+webinarWebAcc);
 		//But you can also access the member values with the respective getter methods.
-		System.out.println("Course: id:"+javaEmbedded.getId()+", name: "+javaEmbedded.getName()+", URL: "+webinarWebAcc.getWebinarURL());	
+		System.out.println("Course: id:"+webinarWebAcc.getId()+", name: "+webinarWebAcc.getName()+", URL: "+webinarWebAcc.getWebinarURL());	
 	}
 }