Use the input style changed signal to update the gui.
Use the input style changed signal to update the gui.

Change-Id: Idc1940ad0e27ec5a20641912d982b3d5865fbc20
Signed-off-by: Victor Cebollada <bd4ca07245b7f4eb2d3ace02513dff6e050d7f4b@samsung.com>

dalihub/dali-demo,dalihub/dali-demo,dalihub/dali-demo,dalihub/dali-demo