Log Message:
tigervnc: update to 1.8.0.

The full release of TigerVNC 1.8.0 is now available. Lots of changes
have been made since the last release, but the highlights are:

   - Overhaul of the Java client to match the look and behaviour
     of the native client
   - Initial work for multi-threaded decoding in the Java client
   - vncconfig no longer needed for clipboard with Xvnc/libvnc.so
   - vncserver has system wide config support
   - Reduced CPU usage in the native viewer on macOS
   - macOS requirement raised to 10.6
   - Full support for alpha cursors in Xvnc/libvnc.so and both viewers