Technical features:
1.Update the Project target to android-19.
2.Hide/Show the soft keyboard.
3.Save the text input into the Bundle and perform the Bundle restoration
when the Activity is re-created.
4.Add the ScrollView to make the Activity view scrollable.
5.Add the controls programmatically, including: TextView, EditText,
Button, CheckBox, RadioButton and ToggleButton.

Functional features:
1.Scan through the controls within the layout and retrieve the control
selections.