Workaround for Python multiprocessing/threading bug

Signed-off-by: Maxime Petazzoni <max@signalfuse.com>
Switch blue to cyan for better readability

Signed-off-by: Maxime Petazzoni <max@signalfuse.com>
Documentation about dependency order and constraints

Signed-off-by: Maxime Petazzoni <max@signalfuse.com>