GPII-153: Switches and checkboxes initially stylized.
GPII-153: More/less options now expanding and folding properly.
GPII-153: Stilization of the preset button and checkboxes according to the latest mockup.
GPII-153: The Speech rate adjuster added.
GPII-153: Top right corner 'star' button configured, radio buttons primarily rendered.
GPII-153: Radio buttons stylized only.
GPII-153: Radio buttons connected to the model.