Resolve "Add position attribute in the ApiModelProperty annotations"

Closes #27 (closed)

src/main/java/cz/muni/ics/kypo/training/adaptive/domain/phase/questions/Question.java

@@ -12,19 +12,9 @@ import java.util.*;
 public class Question implements Serializable {
 
     @Id
-    @GeneratedValue(
-            strategy = GenerationType.SEQUENCE,
-            generator = "questionGenerator"
-    )
-    @SequenceGenerator(
-            name = "questionGenerator",
-            sequenceName = "question_seq"
-    )
-    @Column(
-            name = "question_id",
-            nullable = false,
-            unique = true
-    )
+    @GeneratedValue(strategy = GenerationType.SEQUENCE, generator = "questionGenerator")
+    @SequenceGenerator(name = "questionGenerator", sequenceName = "question_seq")
+    @Column(name = "question_id", nullable = false, unique = true)
     private Long id;
     @Enumerated(EnumType.STRING)
     @Column(name = "question_type")