[EGD-6267] Create Technical Information Window

Add Technical Information Window to display tech info on Pure.

[EGD-6266] Create Certification Window

Add Certification Window to display certification information.

[EGD-6262] Refactor Quotes

- Connect QuotesMainWindow to work with agent,
- Use DatabaseModel in Quotes and Categories models,
- Connect add/edit/remove quotes with agent

[EGD-6304] Popup overall fixes

Removed duplicated mode observer from application
that was introduced during the rebase in this commit
1860bf210f5f128ee8cf780c0cb332abc918dbd1.
Fixed mute logic according to the design.
Fixed switching back to the meditation window.

[EGD-6314] Phone mode widget visibility

Phone mode widget will be visible only on main screen, while entering
numbers or in emergency call mode. Also it will be disabled whenever NAT
widget is enabled.

[EGD-6280] Further changes to Pure menu wording

Fixed 'Advanced' title.

[EGD-6263] Add  automatic linear brightness

Linear automatic backlight controller - part1

[EGD-5744] Phone mode status bar widget

Added phone mode widget to top bar. The widget is mutually exclusive
with NAT widget. Phone mode is determined using phone mode observer.

[EGD-6264] About Your Pure Main Window

Add window About Your Pure to help display Technical Information,
Certification and SAR.

[EGD-5743] Added phone modes popup

Implementation of phone modes window.
Minor fixes of previous approach.

[EGD-6193] Connect Categories window with agent

Connect Categories window with agent

[EGD-6222] Fix the App Calendar memory leaks

This PR fixes:
 -several explicit uses of `new` that were not matched by `delete`
 -dangling `CalendarTimeItem`s
 -reset of focus on the `allDayEventCheckBox` check/uncheck
 -exiting the app form `allEventsWindow` on `KEY_RF`

[EGD-5712] Volume popup added

There is need of popup window on volume key
pressed event. This PR handles:
Creating base popup window attached to
application desktop.
Creating volume window.
Audio key events logic implementation.

[EGD-6111] Timers refactored

Deep refactor of system timers.

[EGD-5945] Bluetooth-harness API messages

This PR:
* provides Bluetooth-Harness API messages definition [EGD-5944]
* provides Bluetooth-Harness API messages implementation
* provides Bluetooth-Harness API usage on harness side [EGD-5946]
* provides Bluetooth-Harness tests [EGD-5947]

[EGD-5973] Reduce audio stack usage

Verify stack usage of:
 - ServiceAudio
 - application music player
 - decoder worker
Change if possible to a realistic value keeping a 30% margin.
Stack usage reduction is limited due to an extensive stack usage of
every call to the filesystem, which uses around 2 kB of stack.

Signed-off-by: Marcin Smoczyński <smoczynski.marcin@gmail.com>

[EGD-6009] Test and repair Update process

Fixes to improve Update process.

[EGD-6192] Add torch hw control v2

Change behavior of torch
control according to newest
design.

[EGD-5932] Add more queries to Quotes agent

Added queries:
- list quotes from selected category,
- enable/disable category,
- enable/disable single quote,
- list enabled quotes,

Other fixes:
- move `msgHandled` and `msgNotHandled` to `Message.hpp`,
- use `typeid` in `QuotesAgent::registerMessages`,
- change `Quotes::Queries` style,
- make `quotesList` private

Queries to add in next PR:
- add/read/write quote

[EGD-6198] SpinBox input callback consume fix

Fixed SpinBox consuming all input callbacks actions.