* improve tools.lib.kbhit and tools.sim.lib.keyboard_ctrl
* unpack more efficiently
* minor improvements
* agnos.py match spec better
* manual_ctrl test missing queue arg
* fix incorrect type annotation
* queues are generic
* varname reuse resulting in incorrect type inference
* bytes().hex() rather than bytes.hex(bytes())
* a bit of type hinting stuff
old-commit-hash: 77321dbac4
