Add support for volume adjustment.

Now you can adjust the volume of your Mac from the client.

Bug fix.

Fix bug which causes device name can't contain non-English.

Add Apple remote support.

Add Apple remote support.
Media key improvements.

Update media key capture.

Make media key capture exclusive.

Fix crash.

Fix a bug cause crash.

Fix media key catch.

Now you can use media keys to control the play.

Bug fix and update to swift 5.0.

Fixed window background.
Update to swift 5.0.