[BH-934] Frontlight intensity live change

Added live frontlight brightness setting

[EGD-7560] Removed file number limit for MTP

MTP was able to handle not more than 512 files. Now this limit is
removed.

[BH-611] Add Snooze chime

Add snooze chime to Bell product
Add chime mp3

[CP-552] Set USB description for Harmony

Make Harmony properly report its name.

[EGD-7671] Break the windows loop in the phonebook

The problem occurs when a user removes a contact from sms thread.
It's not possible to get out of the phonebook app.

[EGD-7560] Added klib to submodules

Khash will be used in MTP.

[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-936] Add Polish translation to Bell

Add Polish translation to Bell

[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.

[EGD-7669] Fixed a crash while searching for notes

The view was not attached to its presenter.

[BH-926] Fix hw startup battery crash

Fix fw startup battery crash

[EGD-7631] PhoneLock timer system time independence refactor

Refactored PhoneLock to be independent of system time.
Refactored refresh options for notification receive on
Windows.

[BH-920] Fix display rotation

Fix display rotation as it was upside down.

[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.

[BH-888] Icons export - fix naming

Fix Bell icons naming.

[EGD-7568] Add show active snooze

Added option to view active snooze
from the level of notifications list