[BH-1134] Meditation time constrains

Meditation time constrains

[BH-1142] Fix exit from library volume view

Allow exiting the volume settings view with back or light click

[BH-1117] Bell audio service

Added Bell audio service
Added volume scaling.

[BH-1133] Fix UI lags due to lowered frequency

Added CPU frequency hold on timer while user is
interacting with device

[BH-1148] Fix front light intensity

Scale front light intensity to possible
illumination values

[BH-1153] Fix snoonze duration after alarm

Set snoonze duration after alarm with second level precision

[BH-1158] Fix alarm duration

Set default alarm ring duration at 5 minutes

[BH-1146] Fix deep press crash

Fix deep press crash outside homescreen

[BH-1128] Fix return from alarm popups

Prevent going back to previous alarm popup window

[BH-1150] Fix battery status view timeout

Make battery status view to restart idle timeout
after coming back from popup view

[EGD-7423] Fix for _exit() not included in binary

Looks like recent cmake changes introduced this issue.
For some reason overwritten _exit() function was not included in
binary

[BH-1094] Fix bedtime confirmation window

Remove BellFinishedCallbackWindow class
Add ability to return to the previous app in BellFinishedWindow

[BH-1048] Fix bedtime popup text size

Adjust size of the text on bedtime notification view

[BH-1130] Fix user idle timeout

Change user idle timeout from 30s to 3 minutes

[BH-1037] Fix alarm change sequence for linux

For alarm activation/deactivation
set valid key sequences for each platform

[BH-1071] Latch detect on startup

Added latch pressed detection

[BH-1124] Alarm changes outside homescreen

Alaram changes outside homescreen

[BH-1053] Battery status window

Added battery status window accessible
from home screen.

Added battery charge level translator.

[BH-453] Add Meditation Timer application

Add Meditation Timer application implementation provided by ATEL.

[EGD-7891] Bin assets versions bumped

Bumped Updater to 1.3.0.
Bumped Ecoboot to 1.1.0.