New app: various updates:
- Investigated and fixed crashes:
  "Reason: java.lang.NoSuchMethodError: android.view.ViewTreeObserver.removeOnGlobalLayoutListener"
  "Reason: java.lang.IllegalStateException: The content of the adapter has changed but ListView did not receive a notification."
- Fixed display issues in the Share Results screen.
- Hide the values in the central area immediately after completing a test.