* [GED-2539] Timestamp : changed buffer to heap one
[EGD-2539] implemented 1st version of Duration class
[EGD-2539] added autoformating of the output
[EGD-2539] clean up
[EGD-2539] used duration in call and calllog
added Duration operators
[EGD-2539] add better duartions to calllog.db
[EGD-2539] format file
* [EGD-2539] fixes after rebase
* [EGD-2539] displayed format follows design guidline
* [EGD-2539] added UT for duration class and necessary FW fixes
* [EGD-2539] fixed tim_conversion UT
* [EGD-2539] PR fixes
* [EGD-2539] added move constructor to UTF8 class
* [EGD-2539] added checking for nullptr in fillContactData
* [EGD-2539] PR fixes
* [EGD-2548] added AddContactIcon
* [EGD-2548] added send message Icon - still need to use it in Call Window
* [EGD-2548] SendSmsIcon used in callwindow
* [EGD-2548] rewritten Icon class to be template based
Created all missing Icons
* [EGD-2548] integranio of new icons in callwindow and some fixes
* [EGD-2548] code clean up and tune up constants
* [EGD-2548] clang formatter and fix speaker icons
* [EGD-2548] revert of USE_DAEFAULT_BAUDRATE
* [EGD-2648] destruktor fix
* SIM hot swap should now properly show |x| in sim place when there is
no SIM inserted in selected sim slot
* ServiceCellular now can inform on Fatal state desktop which will
trigger window `Reboot` with no point of exit
* All windows in Desktop now have name in one place
* Access to cmux channels via enum class instead of String (which is errorprone)
* [EGD-2566] refactored cellular notification recogniton
* [EGD-2566] add new conversion to dBm
* [EGD-2566] added dBm to bar calculations
some minor fixes connected to signal strength
put static data in event store
* [EGD-2566] removed magic number
* [EGD-2566] PR fixes
* [EGD-2566] PR fixes
* [EGD-2566] missing rebase fix
* [EGD-2566] moved Signal Strength to separate file.
* [EGD-2566] missing return
* [EGD-2566] update signalstrength without message sending
* [EGD-2566] reverted USE_DAEFAULT_BAUDRATE to 1
* [EGD-2566][fix] missing change for closing end call window
* [EGD-2566] fix for proper checking for CSQ. Verbose setting of singla strength in Store
* [EGD-2566] fixed inlude in ScopeDTime.
* [EGD-2566] added mutex in GSM store
* [EGD-2566] missing change
* [EGD-2566] reverted USE_DAEFAULT_BAUDRATE
* [EGD-2566] PR fixy
* Made Cellular State settable only via setter (which loggs this change)
for debug purposes
* Sim tray shows proper sim state (default on for all screens)
* removed few lines of dead code
