[BH-1655] Fix memory leaks in clock faces and shortcuts

Disable libphonenumber initialization since it is not used in Harmony
but takes around 1.4MB of memory

Add heap allocation statistics

[MOS-357] Fix backing from new contact window when came there from call log

Ditto

[MOS-202] Add meditation parameters to non-volatile memory

The meditation time entered from the keyboard will be remembered.

[MOS-925] Fix redirection on BACK from sending message from Contact view

Fix for inconsistent redirection to message threads list when pressing
BACK from sending message from Contact view. Also proveded mechanizm
to help switching back to previous App, when some App call window
from another App.

[MOS-927] Fixed search engine labels

Fixed regression introduced by the previous PR.

[MOS-938] Allow Text control to scroll several lines at once

Ditto

[MOS-928] Fix pasting in new contact view fields

Fix of the issue that pasting text into fields
in new contact view when there was already
some text present there resulted in improper
ellipsis placement and cursor misalignment.

[MOS-927] Fixed search engine labels

Removed incorrect CALL/OPEN labels when editing contact obtained by
using search engine.

[MOS-931] Correctly abbreviate multiline strings in dialog titles

Problem originally spotted at SMS deletion, corrected for all
dialog windows.

[BH-1639] Add welcome message with charging info

Add new bell welcome window
Add new close reasons
Add new actions
Bump assets version
Remove bold text from welcome message
Remove bold text from onboarding popups

[MOS-47] Fixed non closed USSD session

USSD pull session was not closed when USSD popup
was closed by back button. Also USSD code was slightly
refactored.

[MOS-921] Fixed unexitable screen while having a missed call during template selection

Created a cloned SMS template window to differenciate it from the
templates used in SMS thred - better than creating a bool flag...

Added switchBack on missed call to application messages

[MOS-6] Fix lack of contact data update on returning to search list

Ditto

[MOS-29] Fix invalid screen after rejecting with template

Fix of the issue that rejecting call with template
resulted in displaying 'Call ended' screen, while
'Call rejected' screen should be displayed.

Fixed missing 'USE' label in templates
window.

[MOS-359] Fix returning to call screen from message template

Fixed returning to the call screen from the message template screen
from which the user can send a message during an incoming call.

[MOS-357] Reverting regression

Reverts only the direct cause of a regression spotted and the changelog item.

[MOS-202] Add meditation parameters to non-volatile memory

The meditation parameters set by the user will be remembered.

style check fix

[CP-1831] Editing contact which is deleted via Center can still be saved but with incomplete data

Fix for editing contact when it was deleted via Center.
Edited contact cannot be saved if it was deleted earlier. Proper communication is shown.
Fix for phonebook app was not handling database notifications correctly.

[MOS-166] Unify grey color levels

Unified gray color levels used for texts
displayed in GUI.
Fixed issue with 'No calls yet.' text
not displaying.

[MOS-357] Fixed regression described in MOS-916

Ditto