[EGD-3699] Add notifications handling in calendar.

 [EGD-3794] Add Settings SQL

changelog: update changelog for v0.39.1 (#739)

[EGD-3139]Scrolling contacts list with a particular letter - part 1

[EGD-3813] magic enums as submodule + update to 0.6.6 release

[EGD-3813] fixed outgoing call stucked in calling state

[EGD-2623] Add basic version of settings->bluetooth options window

[EGD-3816] PR buils on CI in release

[EGD-3487] Volume buttons

[EGD-3713] Rework repeat option data flow

-Implement onIsChecked callbacks
-Add Custom repeat functionality
-Prevent from repeated events duplicates

Egd-3408 Rich text  (#712)

* EGD-3408 gui::Text Rich text parser added with pugixml tree & tree walker

* EGD-3408 Fitted code in

[EGD-3799] Messages queries cleanups.

[EGD-3768] Fixed items sizes and positions in Date Time window. (#728)

* [EGD-3768] Fixed items sizes and positions in Date Time window.

* [EGD-3768] Unneeded log removed + changelog.

Co-authored-by: Kuba Kleczkowski <dd>

[EGD-3681] settings main screen updated to the design chart https://projects.invisionapp.com/d/main#/console/18241335/385967135/preview
[EGD-3681] review issues solved: new settings window contains link to the old one, _old files removed, issues regarding lambda params, removed translations for de, fr, sp;removed section file/author from the header/body, removed destructor - default one exists in the base class, not used parameter with maybe_unused param, reoved dead code; DeinitHandler removed (was empty) - currently base class calls onClose on all its windows; reinterpret_cast removed

[EGD-3797] change default country to unknown

Can't assume that user is in Poland if number origin is unknown.

Fix related unit tests.

Egd 3709 - Application antenna - added parameter history window. (#713)

* [EGD-3709] Applicatgion antenna switch parameters window.

* [EGD-3709] Changelog + service-antenna disabled.

* [EGD-3709] PR suggestions + missing antenna rquest.

Co-authored-by: Kuba Kleczkowski <dd>

[EGD-3720] Database service API cleanup for messages application. (#720)

- Major cleanup of database query usage.

[EGD-3637] restoration of Bluetooth stack

[EGD-3637] Bluetooth hangup fix

[EGD-3782] Fix: sending sms to new or deleted contact

[EGD-3566] added calllog handling in service-desktop

[EGD-3566] implemented calllogGet query

[EGD-3566] fixed callogGet query

[EGD-3566] added CalllogGetCount query handling

[EGD-3566] added CalllogRemove query handling

[EGD-3566] added CalllogGetByContactID query handling

[EGD-3566] added tests