Need valdig title at album

User now has to give an album a name on creation. Also fixed so the toString wont crash if user dosent add tags or description to album

src/main/java/NTNU/IDATT1002/controllers/ViewAlbum.java

@@ -84,8 +84,7 @@ public class ViewAlbum implements Initializable {
         Optional<Album> foundAlbum = albumService.getAlbumById(currentAlbumId);
         foundAlbum.ifPresent(album -> {
             currentAlbum = album;
-            NTNU.IDATT1002.models.Image titleImage = album.getImages().
-                get(0);
+            NTNU.IDATT1002.models.Image titleImage = album.getImages().get(0);
             Image image = ImageUtil.convertToFXImage(titleImage);
             mainPicture.setImage(image);
             pictureTitleField.setText("LEGG TIL BILDETITTEL HER");