[EGD-3914] Fix ApplicationSpecialInput and PhoneBookMainWindow data leaks

[EGD-4093] fix crash on simulator exit (#839)

The event worker was closed twice by the Event Manager which resulted
in crash.

[EGD-4023] Vibration - get values from DB (#807)

[EGD-4089] Removed the border around settings menu. (#835)

[EGD-4054] Audio API for setting stream parameters (#826)

[EGD-4017] Improving the README file (#818)

New README.md

[EGD-4078] Update Code owners

Devel/l.bryndza/freertos fat as a submodule (#828)

* [EGD-4016] Remove FREERTOSFAT before submodule add

* [EGD-4016] FreeRTOS fat as a submodule

Currently VFS class has a separate implementation
which uses native Linux filesystem, so currently the
filesystem can behave differ on the emulator than in the phone.
In the linux emulator VFS should use same FAT code as the phone
and emulate block device as a file on the linux platform.

Co-authored-by: Lucjan Bryndza <lucjan.bryndza@mudita.com>

[EGD-3597] Shape rendering refactored. (#827)

[EGD-4082] fixed build in Debug

[EGD-4080] Fix Media Player crash (#832)

[EGD-3773] added A2DP playback backend

[EGD-559] Volume popup - audio part

[EGD-4024] Fix audio files meta tags parsing (#817)

EGD-4036 Application windows - added register mechanism

* Moved ApplicationLauncher to separate files - declutering
* WindowsStore renamed to WindowsFactory - Store needs to be splitted toavoid antipattern
* Options window build dynamically onBeforeShow
* Dialog windows dynamically built

EGD-4077 Re-enable support for temporary contacts in Phonebook main window

[EGD-4022] Update Docker image

[EGD-3985] Removed unique_ptr to vector for DatabaseModel updateRecords Method.

[EGD-3789] main network window
[EGD-3789] OptionSetting intoduced as a base to handle settings windows
[EGD-3789] added icons on/off/bt/right arrow
[EGD-3789] btn_ok icon used

[EGD-4062] switch release to RelWithDebInfo build