Cleanup iclone theme and add support for key press animations

Written some logic as embryo code, and with and got rid of unecessary
signal emission and callbacks on the C side.

Signed-off-by: Eduardo Lima (Etrunko) <eduardo.lima@intel.com>
Check if EFL is built with Wayland support

Signed-off-by: Eduardo Lima (Etrunko) <eduardo.lima@intel.com>
Added _vkbd_free()

Signed-off-by: Eduardo Lima (Etrunko) <eduardo.lima@intel.com>
Add handlers for wayland input method

Signed-off-by: Eduardo Lima (Etrunko) <eduardo.lima@intel.com>