[EGD-7759] Alarm audio duration fix

Alarm audio duration fix. Changed Alarm audio priority.
Fixed SpinBox bottomBar modes.

[BH-759] Bell onBoarding instruction prompts added

Added instruction prompts to Bell OnBoarding.

[BH-953] Fix BGSounds windows UI

The following commit fixes BGSounds UI:
* app's name not fitting in MainWindow by
extending BellOptionsWindow width
* soundtrack title set to occupy up to two
lines in progress window

[BH-914] Add BGSounds volume change functionality

The commit provides an implementation to changing
volume in Background Sounds application. The
implementation attaches the  app-scoped window
to the existing pop-up mechanism.

[BH-913] BGSounds audio implementation

The following commit provides an implemention of audio
features for the BGSounds application, that is:
* playback of selected record in either looped or
singleshot mode
* pausing, resuming and stopping the playback

The implementation does not cover a sinchronization
of displayed time with a acctual state of playback in
singleshot mode and changes of a playback volume. The
features will be addressed in a subsuquent tasks.

[BH-843] Reset procedure

Added reset procedure.
Refactored linux KeyInput.
Added support for multipress.

[CP-688] Changed cmake so that it would accept version as parameter

We are guessing verion in scripts, when we should take it as parameter

[BH-845] Add battery indicator

Add battery indicator

[BH-944] Fix default alarm

Fix default alarm to be the next 7 am

[EGD-7474] Contacts management fixes

Fixed managing contacts on the application side.

[EGD-7474] Contacts management fixes

Fixed managing contacts on the DB side.

[BH-934] Frontlight intensity live change

Added live frontlight brightness setting

[BH-611] Add Snooze chime

Add snooze chime to Bell product
Add chime mp3

[BH-765] Turn off the device

From now on, Bell can be switched off from:
- settings
- by back long press(5s) from any screen

[BH-924] Added ListViewWithArrows for Bell purposes

Added ListViewWithArrows and ShortOptionWindow for
Bell purposes.

[EGD-7673] Fix adding alarm before actual time

Fixed adding of an alarm before actual
system time

[BH-925] Replace placeholder icons with final ones

Replace placeholder icons with final ones.
Replace old bad icons with a new good one.

[BH-852] Bell settings language selector

Bell settings language selector.

[BH-865] About screen in Settings

Implement AboutYourBellWindow.

[BH-702] Bell OnBoarding welcome window added

Bell OnBoarding welcome window added.