#318 Removed unused shapeRenderer

core/src/cz/nic/tablexia/screen/camera/CameraScreen.java

@@ -2,7 +2,6 @@ package cz.nic.tablexia.screen.camera;
 
 import com.badlogic.gdx.Gdx;
 import com.badlogic.gdx.graphics.GL20;
-import com.badlogic.gdx.graphics.glutils.ShapeRenderer;
 import com.badlogic.gdx.scenes.scene2d.InputEvent;
 import com.badlogic.gdx.scenes.scene2d.ui.Image;
 import com.badlogic.gdx.scenes.scene2d.utils.ClickListener;
@@ -64,8 +63,6 @@ public class CameraScreen extends AbstractTablexiaScreen<Void> implements Camera
     private TablexiaComponentDialog dialog;
     private Image                   glass;
 
-    private ShapeRenderer shapeRenderer;
-
     private boolean sizeIsSet = false;
 
 
@@ -126,7 +123,6 @@ public class CameraScreen extends AbstractTablexiaScreen<Void> implements Camera
         if (deviceCameraControl != null) {
             resetState();
         }
-        shapeRenderer = new ShapeRenderer();
     }
 
     @Override
@@ -322,7 +318,6 @@ public class CameraScreen extends AbstractTablexiaScreen<Void> implements Camera
     @Override
     protected void screenDisposed() {
         deviceCameraControl.stopPreviewAsync();
-        shapeRenderer.dispose();
     }
 
     @Override