Deletes the temp image once is used.

app/src/main/java/com/aluxoft/earrecognition/SIFTActivity.java

@@ -34,9 +34,10 @@ public class SIFTActivity extends Activity {
                     EarIdentifier identifier = new EarIdentifier(null);
                     Intent intent = SIFTActivity.this.getIntent();
                     Bundle extras = intent.getExtras();
-                    File imagePath = (File)extras.get("image_path");
-                    String features = identifier.computeFeatures(imagePath.getAbsolutePath());
-                    System.out.println(features);
+                    String imagePath = (String)extras.get("image_path");
+                    String features = identifier.computeFeatures(imagePath);
+                    // Once we have the features, we can delete the image.
+                    new File(imagePath).delete();
                 }
                 return null;
             }