Merge branch 'master' into stable

[EGD-5166] Add query-callback synchronization mechanism

Receiver object cancels the callbacks at the end of its lifecycle.

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

[EGD-4217] Convert service-db to library

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

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

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

[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-3743] Update copyrights in fies

[EGD-4079] List looping rebuild fix. Draft msg overwriting sms input text. Crush on contact details application exit fix. Special characters inserts no longer call onBeforeShow.

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-3146][ ICE contacts- new window

[EGD-3485] ContactFlagWidget cleanups, navigation fix in NumberWithIconsWidget, bold on selected in InputLinesWithLabelItem.

[EGD-3485] Fixes in Text, OutputLinesTextWithLabelItem widget fixes. Fixes in Messages.

[EGD-3483] new class DialogYesNoIconTxt

[EGD-3500] Add tests for verifyContact function

[EGD-3500] Add missing newline

[EGD-3500] Update changelog

[EGD-3500] Move empty contact validation from phonebook app to db service API

[EGD-3500] Remove superfluous arguments from verifyContact function

[EGD-3451] PR Changes.

[EGD-3451] Cleanups.

[EGD-3451] Notifications and db messages for list refresh added to Phonebook and Messages.

[EGD-3451] RequestRecordsCount refactor in whole project.