[MOS-948] Fix for tethering popup was losing user unsaved data

Fixed data loss when creating or editing a note/contact after connecting
the USB cable and selecting the option to enable tetering in the popup window
that appears. Now, when the user wants to enable tethering, they will be asked
if they want to exit without saving.

[MOS-552] Fix alarm clock input behavior

Fix of multiple issues that manifested in
input fields of alarm clock, i.e. value
not erasing automatically, redundant
double-zero filling of hours field,
lack of zero-filling of minutes field
when navigating to AM/PM field in
12h mode.

[MOS-1031] Fix Meditation app screen lock

Fix of the issue that Meditation app
would prevent phone from locking on
every screen, though it should do
so only on timer screen.

[MOS-948] Revert: Fix for tethering popup was losing app context

Reverting previous fix because when tethering is switched on the user
are not able to use phone features, and we this fix make the user
to pass this block and it would make their confuse.

[MOS-1027] Fix lack of tethering icon on 'Tethering is on' popup

Fix of the issue that pressing menu button while
in tethering resulted in LTE and no signal icons
appear on status bar instead of tethering icon.

[MOS-1021] Fix blocked passcode behavior

Fix of the issue that after blocking
passcode from Center, Pure would still
display passcode input popup; providing
valid passcode there would result in
phone entering invalid state, where it
behaved as if it was unlocked, but
with blocked passcode.

[MOS-1026] Add extended logging to Pure's charger driver

* Added extended logging to Pure's charger driver.
* Removed redundant handling of INOKB pin
interrupt - charger is configured to provide
the same interrupt via INTB pin.
* Minor code cleanup.

[MOS-1024] Fix unlocking phone after locked with tethering popup

Fix of the issue that after phone has locked
on tethering confirmation popup, unplugging
USB cable would result in bypassing phone
lock screen without providing password.
Minor ApplicationCommon cleanup.

[MOS-948] Fix for tethering popup was losing app context

Fixed data loss when creating or editing a note/contact after connecting
the USB cable and selecting the option to enable tetering in the popup window
that appears. Now when tethering is enabled via the popup, the user will
return to Application without data loss.

[BH-1745] Fix a deep press crash during popups

Rewrite the popups filter to remove unnecessary popups.
Remove callbacks from activate and deactivate popups
which cause problems when the popups was on the stack.

[MOS-1002] Change USSD code handling to match design

Fixed issues with GUI behaviour on failed
USSD code handling.
Minor code cleanup in several parts of system.

[BH-1412] Fix services dependencies

Changes in dependecy managment
Replacing state flags with states in ServiceGUI
Unifying some parts of code

[MOS-972] Fixed missing contact entries when scrolling phonebook

Fix of the issue that in some cases contact entry
would not be displayed on any page in case it
was on the boundary of two pages.

[MOS-30] Fix for Alarm not being handled properly during a phone call

During the phone call, the alarm was not displayed and subsequent alarms
after this scenario did not work. This has now been fixed and the alarm
during a phone call will be automatically snooze.

[MOS-599] Fix undefined phone mode in simulator

Fix of the issue that on simulator phone mode
was in 'undefined' state, what resulted in
no phone mode selected in settings.

[MOS-973] Fix for a ghost call after quick click back key to end a call

Fixed a scenario where the user click to make a call to some contact and
then quickly click BACK (right function button) to end the call and despite
that Pure was still calling without showing any information.
This fix prevent to handle key press event as a key longpress even after
application lose a focus, or change a state.

[BH-1690] Add information about the connection to the PC

Added text with information about the connection to the main window
when the USB cable is connected to the PC

[MOS-686] Fixed MTP availability only after phone unlocked

Fixed file access via MTP even when phone is not unlocked.
Now access is granted when the phone is unlocked by the user entering
a passcode. If the phone is not passcode protected (passcode is nor set)
then access to the files is always possible via MTP.

[MOS-578] Fix misleading SMS notification text

Display "New message", translated accordingly - in
singular - in case there had been multiple unread
SMS messages and now only one remains unread.

[MOS-980] Match volume popup timeout with phone modes popup

As title describes.