import 'sys' so we can quit
QUIT-button below SCAN-button
tooltips for selection-buttons
function to synchronized 2 dictionaries

without instantiating new dicts, so others can hold a handle to a dict and get the new changes
don't copy if the two dicts are already the same
sync local settings with the SMi-settings

TODO: re-sync when we re-open the window
propage actions to parent
move connect() into private method

keep code more organized
connect fader
set possible values for comboboxes

rather than relying on the values in from the UI
better output
make signal-handlers private
only handle settings locally

and pass the dictionary around...
callback in parent with new settings
gain goes directly to parent
provide test-settings from outside
proper applySettings (and use it)
things done; things to do
"FIXME" outputs
added some defaults, and renamed /stream/type

/mode ('streaming')
/network/interface ('eth0')

/stream/type -> /stream/protocol