* Dependencies between service-gui and service-eink
have been correctly defined.
* System close routine was replaced with the sequential one
which should solve many bell issues.
* It also fixes BH-1406 and BH-1442.
* Fixed some weird CMake issues in module-audio and
several other modules.
* Fixed service-gui closing routine
* Removed unneeded messages/states from service-gui/eink.
* Enhanced app-mgr closing routine. Fixed closing action handling.
Stack plus minimum tests added
Updated to master
Removed useless or adressed TODOS
Constants name applied
Renamed searchModel to searchRequestModel
Review applied
We should remove legacy window names
Bell names fixes