To that effect, bump liberty and the xC relay protocol version.
Relay events have been reordered to improve forward compatibility.
Also prevent use-after-free when serialization fails.
xP now slightly throttles activity notifications,
and indicates when there are unacknowledged commands.
This is very much a work in progress, though functional.
Qt Widgets are basically non-working on Android,
though Qt Quick requires a radically different approach.