[BH-370] Convert utils common_data into a libs

Create clipboard and eventsore libs

[BH-369] Turned UTF8 into separate library

Moved utf8 files, formed separate library, fixed include paths,
added utf8 library as dependency to every other target that
uses it, clang-formated utf8 files, cleaned up tests cmake script,
moved utf8 unit test

[BH-378] PR changes

PR changes - mainly includes

[BH-378] Style fixed

Fixed style

[BH-378] Utils move log to library

Moved log to separate library

[BH-353] Add minimal build target for BH

Introducing changes required for adding BellHybird target without
removing PurePhone.
Adden new targets:
* Pure (builds PurePhone and PurePhone.img)
* Bell (builds BellHybird and BellHybird.img)
* [PurePhone|BellHybrid]-[UpdatePackage|StandaloneImage)

[BH-371] Replace gsl with mainline submodule and move to third-party

Replacing loose gsl files with gsl mainline project as submodule
and moving it to third-party

[EGD-6867] Renamed TopBar into StatusBar

Renamed TopBar into StatusBar.

[EGD-6896] Sanitize Tray event handling

Tray events were handled inconsistently with its Message used
in a separate context

[EGD-6835] Fix UT link errors with inotify

Fix UT linkage error when trying to link with
libiosyscalls with inotify mechanism

Signed-off-by: Lucjan Bryndza <lucjan.bryndza@mudita.com>

[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.

[BH-359] Move TPLIB pugixml to separate dir

Changed submodule directory and updated cmake scripts and include paths

[BH-364] Move TPLIB magic_enum to separate dir

Changed submodule directory and updated cmake scripts and include paths

[EGD-6338] Fix NAT widget visibility

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

[EGD-6770] ListView onPageElement rebuild page jump added

ListView onPageElement rebuild page jump added.

[EGD-6728] Documentation cleanup

Cleanup acc. to guidelines created in EGD-6632.

[EGD-6773] Added light BarGraph type and updated UpdateProgress

Added light BarGraph type and updated UpdateProgress Window.

[EGD-5404] Added onBoarding Sim select window

Added onBoarding Sim select window and skip sim select.
Removed old PhoneLock settings selector from settings.

[EGD-6772] Fixed failing resize test

Fixed failing resize test caused by Position type change.