Wayland support

[Beethoven-n]

getting this started by forwarding an issue i made on wayland-protocols about possibly blessing Plover or hobbyist steno on the protocol level. you all know a lot more than i do how plover works, please do go there and leave some input!
https://gitlab.freedesktop.org/wayland/wayland-protocols/-/issues/187

[Beethoven-n]

been digging up some stuff that may make this more possible.

Input Method Hub
https://gitlab.freedesktop.org/wayland/wayland-protocols/-/issues/39#

Implementation Matrix of various protocols (from the same page)
https://gitlab.freedesktop.org/wayland/wayland-protocols/-/issues/39#implementation-matrix

qt-text-input-method protocol
https://code.qt.io/cgit/qt/qtwayland.git/tree/src/extensions/qt-text-input-method-unstable-v1.xml