* Adding document describing how to use logger
* Adjusting logs to follow a new guide
* Change order in log header:
line number is now before function name
* Fix of the issue that incoming call triggered
handsfree ringing which didn't stop after
calling side hung up.
* Cleanup of several places in code, minor
bluetooth <-> cellular integration refactor.
Gets data from freertos and prints on frequency change depending
if it's important. Gathering is not costly, printing is though.
For less intrusive checks I would rather disable names gathering
as in worst case scenario it hangs rtos context switching till
thread id is found.
Adapted both codec and HFP profile to be able to work together.
Now it's possible to stream 2-way audio via HFP profile, but it
has to be integrated properly with EGD-7405
