way-displays: Auto Manage Your Wayland Displays

1. Sets preferred mode or highest at maximum refresh
1. Arranges in a row or a column
1. Auto scales based on DPI: 96 is a scale of 1
1. Reacts when displays are plugged/unplugged
1. Reacts when laptop lid is closed/opened

Works out of the box: no configuration required.

Command line client to inspect, modify and persist changes to the
active configuration.

Wayland successor to xlayoutdisplay, inspired by kanshi.
