[EGD-4373] Fix for changing the content of option window. (#1054)

[EGD-3289] Changed fonts of message snippet and its prefix. (#1058)

[EGD-4475] ScreenlockCheckEvent handler bug fix (#1062)

[EGD-4367] sim passcodes flow implementation (#1033)

[EGD-4221] Convert service-time to library

[EGD-4267] Don't clean application windows if the application switch is not yet confirmed. (#1040)

[EGD-3220] Convert service-fota to library (#1038)

Revert "[EGD-3572] SettingsTable exchanged to Settings::Settings (#968)" (#1035)

This reverts commit f11bc1f0d0120c04ee6f826f75c9e8a9f5894602.

Co-authored-by: Hubert Chrzaniuk <hubert.chrzaniuk@mudita.com>

[EGD-3823] Create Popup windows (#946)

-Create bargraph widget
-Create Home modes window
-Create Volume window
-Create Brightness window
-PR changes

[EGD-3572] SettingsTable exchanged to Settings::Settings (#968)

[EGD-3572] Application has an instance of Settings - removed from derived apps
[EGD-3572] review issues resolved
[EGD-3572] shared_ptr -> unique_ptr
[EGD-3572] Primary Key for settings_tab:path
[EGD-3572] empty values handling

[EGD-4219] Convert service-evtmgr and service-lwip to library

[EGD-4273] flow diagrams added (#970)

[EGD-4369] Absent call button on desktop with notifications fix (#1002)

Revert "[EGD-4344] vfs-utils refactor (#1010)" (#1027)

This reverts commit e6ca468d2c0a3d3f9a045c123ee901690e2b28a9.

[EGD-4218] Convert service-desktop to library

[EGD-4344] vfs-utils refactor (#1010)

* [EGD-4344] removed vfs-utils.cpp and moved all the functions
to utils or eventStore

* [EGD-4344] removed vfs-utils.cpp and moved all the functions
to utils or eventStore

* [EGD-4344] moved methods to utils::filesystem

* Update module-utils/Utils.cpp

Co-authored-by: Piotr Tanski <piotr.tanski@mudita.com>

* Update module-utils/Utils.cpp

Co-authored-by: Piotr Tanski <piotr.tanski@mudita.com>

* Update module-utils/Utils.cpp

Co-authored-by: Piotr Tanski <piotr.tanski@mudita.com>

* [EGD-4344] test fixes, linux fixes, GUI fixes

* [EGD-4344] rebase fixes

* [EGD-4344] bugfixes for rt1051 and mutex support in EventStore

Co-authored-by: Piotr Tanski <piotr.tanski@mudita.com>

[EGD-4396] Fixed onClose call at application close. (#1011)

[EGD-4217] Convert service-db to library

[EGD-4366] Global data cleanup. (#999)

[EGD-4272] Translating messages to actions introduced to application manager. (#987)

Code cleanup:
- Removed static constants from ApplicationHandle
- Application manager messages refactored.