[EGD-4167] Add n display languages loaded from files (#1047)

[EGD-4423] Added MMI convertible to action messages. (#1087)

* [EGD-4423] Added MMI convertible to action messages.

* [EGD-4423] Fixed message type.

* [EGD-4423] Review applied.

* [EGD-4423] Unneded message removed, restored cellular log blocking.

Co-authored-by: Kuba Kleczkowski <dd>

[EGD-4153] Use actions instead explicit applications switch. (#1032)

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

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

This reverts commit f11bc1f0d0120c04ee6f826f75c9e8a9f5894602.

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

[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-4217] Convert service-db to library

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

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

[EGD-4302] Properly invalidate application handle on application close in order to call its destructor. (#964)

[EGD-4200] Message handling refactored. (#974)

[EGD-3360] Input and display language separation, input language setting implementation (#920)

[EGD-4213] Convert service-appmgr to library - library (#960)

[EGD-4151] Application manager actions introduced. (#905)

* [EGD-4151] Application manifest structure defined.
* [EGD-4156] Applications registry and basic action handler implemented.

EGD-3585 ServiceGUI and ServiceEink initial cleanup (#953)

* EGD-3585 SerwiceGUI and ServiceEink initial cleanup

* moved code to one function per message handling
* removed dead code from comments
* added Service.cpp demangling to debug messages for clear output
* added Response value to return messages to `connect()`

[EGD-3852] clean include in service (#928)

[EGD-4051] Based application manager app switching on application stack. (#858)

* [EGD-4051] Based application manager app switching on application stack.

* [EGD-4051] Application manager thorough refactor.

[EGD-4123] SwitchToNotification added to ApplicationManager (#879)

* [EGD-4123] Implemented notifications based on application manager actions.

Co-authored-by: marek303 <marek303@poczta.onet.pl>
Co-authored-by: Piotr Tański <piotr.tanski@mudita.com>

[EGD-3743] Removed old doxygen copyright statements from project.

[EGD-3743] Update copyrights in fies

[EGD-3315]Review changes (minor)