[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

[MOS-871] Loudspeaker icon is not updated when audio routing has changed

Fix for the loudspeaker becomes active again when a headset is unplugged
if it was on while the headset was connected to the phone.
Fix typo in Bluetooth in EventType enum.

Revert "[MOS-357] Broken navigation around contact adding"

This reverts commit 7a51a6f09bee138d620860d30c6d7daa1533213d.

[MOS-663] Regression fix

Fixed a regression that the SMS template list showed always
the state representing no templates defined, regardless if
there were any in the database.

There's a minor side effect that querying the database and
refreshing the window is doubled which can be seen in
debugging, but it's unnoticeable in usage.

[MOS-906] Fix missing tick mark in ringtones list

Fix of the missing tick mark that should appear
on the currently selected ringtone, but didn't.

[MOS-59] Change tethering text to icon in status bar

Changed text to icon, fixed behaviour with phone modes

[MOS-59] Fix weird behaviour of indicators on popups

Fixed phone mode indicators on popups

Revert "[MOS-578] Fix incorrect logic with SMS notifications"

This reverts commit de99e12e000c89088a6d9e79cac3cf2d2e73a90c.

[MOS-28] Change alarm sounds and ringtones preview behavior

Change of the behavior of alarm sounds
and ringtones preview, so that it matches
with the design.

Additionally fixed lack of ringtones list
looping.

[MOS-38] Fix window redirection when clicking on the SMS icon

After clicking the message icon on the "contact details" screen,
the user will be redirected to either the message thread
with that person or to the new message screen (only if thread
does not exist yet / or has been deleted in the past)

[MOS-357] Broken navigation around contact adding

From now on, after cancelling or confirming a new contact
creation initiated from the call log, the phone goes back
to correct windows.

[MOS-663] Replacement for empty templates screen

Now there's information displayed that there are no
templates and in order to add some, the user needs
to use Mudita Center. Also, given no templates, the
screen doesn't show the 'USE' button.

[MOS-902] Fix crash when entering message thread

Fix of the issue that entering messages
and trying to send SMS without SIM card
inserted (and in a few another cases
when sending resulted in failure)
phone would crash.