feat, win virtual display

Signed-off-by: fufesou <shuanglongchen@yeah.net>

src/client/io_loop.rs

@@ -1531,6 +1531,7 @@ impl<T: InvokeUiSession> Remote<T> {
                 }
                 Some(message::Union::PeerInfo(pi)) => {
                     self.handler.set_displays(&pi.displays);
+                    self.handler.set_platform_additions(&pi.platform_additions);
                 }
                 _ => {}
             }