[MOS-871] Loudspeaker icon is not updated when audio routing has changed

Fix for the loudspeaker becomes active again when a headset is unplugged
if it was on while the headset was connected to the phone.
Fix typo in Bluetooth in EventType enum.

[MOS-814] Fix no sound after BT reconnection

Fix of the issue that previous commit
didn't resolve - for some Bluetooth
devices voice still wasn't heard
after disconnection and reconnection
during a call.

[MOS-814] Fix no sound after BT device connection during call

Fix of the issue that connecting or
disconnecting BT device while call
was in progress resulted in no sound
being heard anywhere due to audio
routing being stopped when HFP device
disconnected.

Additionally minor code cleanup.

[MOS-677] Fix crash on importing unprocessable contact

Fix of the issue that phone crashed when trying
to import contact with phone number that couldn't
be parsed.
Additionally minor code cleanup.

[MOS-92] Fix continuing music playback after BT disconnection

Fix of the issue that after disconnecting
BT A2DP device during music playback
and reconnecting it without leaving
music player app the sound was not
audible anywhere.
Additionally unified behaviour of music
playback on connection/disconnection
of audio devices.

[MOS-670] Change clang-format AlwaysBreakTemplateDeclarations to Yes

Add --all and --fix-all options to style-check-hook

[MOS-647][MOS-671] BT volume control fixes

Set of fixes for Bluetooth volume control issues:

* split OS volume from A2DP device volume;
* added translations for additional popup required
to indicate what volume is being set;
* fixed issue that on some devices setting the lowest
volume level would set the highest in reality;
* fixed Bluetooth auto-turnoff functionality;
* minor code cleanup.

[MOS-647] Fix AVRCP volume control

Fix of the AVRCP volume control.
Minor code cleanup.

[MOS-527] Fix bluetooth reconnection error

There was an error when user tried to connect using TRY AGAIN.
The bug was in the bluetooth stack, so we updated it as it has
a fix for it. Now it works and BT overall should work better now.

[MOS-463] Unify cellular namespace

Unified cellular namespace, fixed test buildiing,
removed some unused includes

[MOS-463] Fix no dialing state during BT turned on

When BT was connected (or just turned on) there was no dialing state -
the call went directly to ongoing call. Moreover, fixed no ringing
sound during ringing state - there was a bug in BT stack.

[MOS-487] Review required renames

as in description

[MOS-487] Added call events state machine

Added tests and calls substate
bluetooth sm diagram created
All old bluetooth tests reviewed and updated
removed new - with queue it's not required
removed TODO
Co-authored-by: Bartosz Cichocki <sp2fet@gmail.com>

[MOS-487] Move switch case to sm

massive switch case removed
added logger
moved state machine implementation
added double dispatch

[MOS-475] Fix BT reenabling connection

Fixed deinit and reinit of BT profiles

[MOS-263] Fix DTMF handling in Pure

By accident, I've broke DTMF handling via Pure's keyboard
This was because of non strict description of API method.
Now, it has been unified to use ASCII code

[MOS-263] Add HFP DTMF handling

Added handling of HFP DTMF code sending,
fixed DTMF sending in cellular's code

[MOS-368] Add possibility to place call from HFP

Added implementation enabling user to place call
with the phone number supplied from HFP device
Some minor HFP state machine handling fixes

[MOS-366] Connect cellular events to HFP

Connected all (?) necessary cellular events to the HFP profile
Fixed audio issues when connected with HFP
Some cleanup

[MOS-264] Added network registration and roaming status to HFP

Connected HFP with cellular statuses