Added callbacks for mouse signals from Edje

Signed-off-by: Eduardo Lima (Etrunko) <eduardo.lima@intel.com>
Check for Wayland support in EFL

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>