[BH-1920] Labels with correct page and song

This is reimplementation ListViewWithLabels
which is able to set correct page with
focused item.

[BH-1916] Add Error handling to the vertical list

Added error handling in case the file
selected in the vertical list is either
corrupted or deleted.

[BH-1897] Integration fixes and cleanups

* Fix of the issue that quick returning
from window next to the list window to
the one before list window result in
playback not being stopped.
* Fix of the issue that list context
wouldn't be restored after returning
from popup.
* Minor cleanup of the logic after adding
opening on selected sound on list
entering - removed redundant call to
setValue, rename of some methods
and variables.

[BH-1912] Change snooze chime list to vertical

Snooze chime list in settings has been changed to a vertical list.

[BH-1896] Add opening the vertical lists on the currently set sound

After starting applications that use vertical lists of music, a list
will open on the appropriate page with the previously selected song.
Fix displaying vertical list before fileindexer ends.

[BH-1897] Add tick icon to currently selected sound

* Added mechanics showing tick icon
next to currently selected sound
in Bedtime and Pre-wakeup.
* Removed no longer used LabelOption
widget.

[BH-1876] Change main alarm list to vertical

Now the main alarm uses the vertical list to display songs.
Fixed the order of songs from the database. Added translations.

[BH-1891] Change bedtime chime list to vertical

* Changed horizontal list in bedtime chime
to vertical one.
* Removed unused GUI objects.

[BH-1890] Change pre-wakeup chime list to vertical

* Added new widget SongsListViewItem
implementing ListViewWithLabels that
can be added as SettingsListItem.
* Changed horizontal list in pre-wakeup
to vertical using that new widget.

[BH-1895][BH-1909][BH-1910] New database structure for custom sounds

* Added creation of /user/media/app/alarm
directory that will be used to store
custom alarm sounds.
* Implemented new database structure.
* Adapted Alarm, Bedtime, Pre-wake up and
Snooze to new database structure.
* Added removing custom alarm files during
factory reset.
* Added fallback alarm sound mechanism.
* Cleanups, unifications.

[BH-1894] Create common ListViewWithLabels widget

Move RelaxationListView to common section.
Now the widget can be used by
other applications.

[BH-1893] Create SoundsRepository global class

Added a new class called "SoundsRepository" for
all applications that use music files.

[BH-000] Update Harmony 2.6.1 changelog

Update changelog after releasing Harmony 2.6.1.

[BH-1930] Fix no volume update in DB in Relaxation

Fix of the issue that autoclose of volume
window in Relaxation would result in not
updating current volume value in database.

[BH-1921] Fix debug session disconnects on entering WFI

Fix of the issue that debug session would sometimes
disconnect when the CPU entered WFI mode due to
core clock being stopped.

[BH-1792] Updated button handling during pre wake up

Button action behavior has been updated for pre-wake.
Now, if pre-wake is in progress, the first press, in addition to pressing
the front light, disables the pre-wake function.

[BH-1913] Fix debug mode

Add init eMMC pins to make sure that the pins
are configured in debug mode. If we run a debug mode
the 1st bootloader is not run so the pins may have
incorrect config. Added config also for Pure.
Bump ecoboot version with this same fix.

[BH-1799] Refactor usage of unicasts to dispatch BatteryStatusChangeMessage

Unicast type of sending BatteryStatusChangeMessage is changed to multicast type.
Thanks to this, the flow of messages is more transparent
and there is no unnecessary transmission to non-existent services.

[BH-1698] Bump ecoboot version

.

[BH-000] Update Harmony 2.6.0 changelog

Update changelog after releasing Harmony 2.6.0.