[BH-1836] Increase range of volume adjustment

Extended volume scale from 10 to 15 point scale
Modified volume approximation function for better user experience

[BH-1264] Add alarm sound fade in

Adding a fade in for the alarm sound (main and power nap) according to
the pattern (V): dt = 30[s] * V/10.

[BH-1825] Remove minus sign in countdown timers of progress

Removed minus sign shown next to the remaining
time value for timers showing progress in
Meditation, Relaxation and Power Nap apps.
Style constants cleanup.

[BH-1826] Fix corner case for new progress bar design

Fix minor corner case so that current progress
bar implementation fully matches the design -
after the bar has decremented to zero, there
should be no start or end indicator visible.

[BH-1826] Implement new countdown progress bar design

Implemented new countdown progress bar design,
used in Relaxation, Meditation and Power Nap
apps. New implementation shows progress
bar as decrementing as the time passes instead
of incrementing.
Cleanups.

[BH-1731] Factory reset removes user files

Performing the factory reset removes user files
and settings. After powering on the device
will run the onboarding.

[BH-1838] Relaxation plays in the background for certain song lengths

Fixed problem with occasional background playback after song has finished

[BH-1787] Reboot to MSC endpoint

To allow the automation of gathering logs and swapping out OS images during tests a MSC reboot
endpoint was added. Together with a change to ecoboot, this allows the sending of a "reboot to
MSC" command. The deivce will then reboot and enter MSC mode.

[MOS-1060] Fix memory leak in contacts list view

Fix of the memory leak that happened in
contacts list view due to not deleting
unused heap-allocated object.

[BH-000] Update Harmony changelog

.

[BH-1795] Add noises to relaxation

Adding color of noises to Relaxation

[MOS-1059] Erase only sensitive data from logs

Erase only sensitive data from logs.

[BH-1809][BH-1835] Add date format setting

Added date format selection between DD/MM and MM/DD.
The time setting has been updated.

[BH-1828] Add labels to relaxation sound list

Added labels to relaxation

[BH-1652] Fix misleading Polish factory reset translations

Changed factory reset translations in Polish, as
the previous ones were confusing.

[BH-1782] Add brightness fade in

* Added brightness fade in - feature
which allows for gradual frontlight
brightness rise during alarm and
power nap ringing instead of turning
on with full brightness immediately.
* Fixed possibility to close
ringing power nap by long press
of back button.

[BH-1829] New font gt pressura bold 38 added

Add new font for Harmony labels

[BH-1829] New very big bold font added

New font named verybigbold added.

[MOS-000] Update Pure changelog

Update Pure changelog after MuditaOS
1.10.0 release.

[BH-1830] Fix eink crash while refreshing

If the previous refresh failed the driver tried to add a new frame
in the front of the vector. In some cases, the updateFrames could
be empty, and adding a frame caused a system crash.