Rayhunter uses a mixture of spawn and spawn_blocking, then also does
some blocking operations inside of async code.
Move everything to async. This allows us to use the single-threaded
runtime.
Now the binary is 100kB smaller, and the memory usage also improved by
~100kB on tplink.
Because we toggle some ioctl settings based on this field, change the
name to better capture that we're selecting which device we want to load
settings for, not just the display module to load. This creates room for
future per-device settings without needing more config file fields.
Instead of mirroring the QMDL container format exactly, let our analysis
files just be flat lists of packet analysis. Also removes the dummy
analyzer and adds version numbers to analysis reports and Analyzers
