[BH-378] Utils move log to library

Moved log to separate library

[EGD-6867] Renamed TopBar into StatusBar

Renamed TopBar into StatusBar.

[EGD-5711] Finalized onBoarding application

Finalized onBoarding application. Added no sim ready window
and sim response window. Created iceBox widget. Fixed various
onBoarding errors and misalignment.

[EGD-6854] Add missing tethering windows

Added missing windows for tethering
based on UI design

[EGD-6701] System time usage fixes

Fixed all calls to stdlib time.
Removed all redundant calls to Timestamp treated as time source.

[EGD-5885] Added SimLockHandler

Refactored LockWindow TitleBar handling. Added Sim pin request
block on lockedPhone. Added Sim info popup added when pin
changed. Updated assets. Removed old PinLock structures.
Cleared LockBox structures. Removed old settings sim setters.
New CellularMessage adaptation. Cleared Lock structure.

[EGD-6736] Add app's state dependent autoLock mechanism

This PR provides the implementation of the auto-locking mechanism that
is dependent on an application's current auto-locking policy. Three
auto-lock policies have been introduced:

* DetermineByWindow
* DetermineByAppState
* PreventPermanently

Also changed the AutoLockWindow set/get auto-lock time value to the
message-based approach.

[EGD-6338] Fix NAT widget visibility

Make sure that NAT (Network Access Technology) widget is visible on top
bar ONLY during call.

[EGD-6740] Availability and Change handled by PhoneLockHandler

Availability and Change in phoneLock handled by
PhoneLockHandler. Removed old implementation from
onBoarding and Settings. Cleared language assets.

[EGD-6641] Added Notifications to LockedPhone popup

Added NotificationsModel to LockedPhone popup window.

[EGD-5884] Added Lock Screen popup handling

Moved lock screen window to popup. Split DesktopMainWindow into
two parts (popup and regular). Added LockPhoneHandler into
ApplicationManager.

[EGD-3119] Hide InputEvent's member fields

Use the InputEvent's convenience methods to express intent.

[EGD-6637] Cleanup locks structure

Renaming existing locks namespace and created proper directory
structure.

[EGD-6513] Volume control feedback

Added volume control feedback during music playback over Bluetooth.
Changed volume buttons handler logic in service audio to use actions
instead of messages.

[EGD-6301] Add Connecting to the network in intervals

It implements mode Offline Messages only - connecting to
the GSM network in defined by user intervals and rejecting
incomig calls during connected phase. It also implements
handling of connetion interval setiing and small fix in modes
popup.

[EGD-6527] Internationalization API unification

Single api to rule i18n
all calls to localistaion in cpp files unified
cut off ass many dependencies in i18n header as possible

[EGD-6347] Refactored phone modes handling in applications

PhoneModeObserver doesn't work properly in applications.
Applications have to handle the phone mode changes via AppMgr.
Phone mode and tethering handlers separated.

[EGD-6208] Add blocking phone mode changes during tethering

When the tethering is enabled, the phone mode shouldn't change,
now, any attempt ends with a notification

[EGD-6434] Tethering icon updated

Added an icon for tethering.

[EGD-6209] Tethering confirmation popup added

Provided a tethering confirmation popup.
The popup shows up once a USB cable is connected to a PC.