[BH-1815] Optimalize loading music files in relaxation

Add relaxation list refresh after error occures

[BH-1815] Optimalize loading music files in relaxation

Relaxation is loading smooth with any number of files.

[BH-1648] Add shortcuts instruction to settings

The user should be able to return to the shortcuts instruction at any
time. The instructions are available in the settings.

[BH-1817] Fix alarm when the onboarding is active

The alarm shouldn't activate itself when
the onboarding is in progress. So now we check
the onboarding status before checking alarms.

Increased size of the onboarding application stack.
This should resolve the issue when somehow, the alarm is set
but there is no stack that causes the application to crash.

[BH-1787][BH-1802] Bump Harmony Ecoboot version

Ecoboot version changed from 2.0.5 to 2.0.6.

[BH-1696] Charging notifications improvements

Fixes and improvements for charging notifications

[BH-1696] Notification when connect the device to the charger

Adding notifications when charger is connected

[BH-1688] Create a standard for logs

* Adding document describing how to use logger
* Adjusting logs to follow a new guide
* Change order in log header:
  line number is now before function name

[BH-1784] Replace discharged device screen

Add more information to discharged screen

[BH-1766] Update ecoboot version

Update ecoboot version for Harmony to 2.0.5

[BH-1774] Fix frequency lock during user activity

- Sentinel locks the frequency when pressing buttons and the encoder.
- The "user activity" sentinel will be properly managed by the system
(CpuGovernor) just like other sentinels.
- Adding information about active sentinels in the power management
statistics logs

[BH-1769] Incorrect message after setting the alarm with deep press

Fix incorrect message after new alarm setting in some scenarios

[BH-1768] Snooze mode with deep pressed knob

Fixed not disappearing snooze icon when an alarm is deactivated

[BH-1761] Add a log when manual reset is performed

If the user performs a manual reset there is no information in
the logs. It can be treated as software resets.
So the best solution is to add a log about incoming
manual reset and dump all logs to the file.

[BH-1753][BH-1754] Bump Ecoboot version for Harmony

Bumped Ecoboot version for Harmony from 2.0.2 to 2.0.4.

[BH-1758] Fix information about next alarm ring

Launching an application requires an updated
alarm time from the database.

[BH-1756] Fix "turn off" window display time

"Turn off" window should be displayed for 10 seconds triggered by
pressing the buttons "light" and "back" or 180 seconds triggered from
the menu->settings

[BH-1750] Fix meditation countdown timer

When the meditation countdown timer is enabled
and the deep press is performed before this window expired
then it displays 0:00 timer.

[BH-1746] Minor fixes for onboarding

- default year update
- added system shutdown if there is no user activity for 180 seconds on
the language selection screen
- fixing the logic in onboarding screens

[BH-1748] Fix problem with sounds in applications

The deep press can disable alarms which cause
disable sounds. That behavior interrupts sounds in
applications.