[EGD-4452] unify desktop locks (#1071)

* [EGD-4452] Desktop locks refactored

[EGD-3512] Create ICS Parser (#892)

-Create application desktop endpoints for calendar events
-Modify Calendar Database Interface
-Create ParserICS lib
-Create calendar events endpoints test
-Create UT for ParserICS

[EGD-4373] Fix for the unexpected call to onClose() method. (#1048)

[EGD-4371] Fixed saving a draft message for a phone number (#1041)

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

[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