[ #35518 ] Add LastUsedNumberModel model, groundwork for ThreadedHistoryModel
[ #35525 ] Make sure the call tab is focussed on incoming calls
[ #36252 ] Add 'HistoryItem' class instead of using 'Call' directly

Hopefully it prevent a race condition and a SIGSEGV when the call move from the CallView to the HistoryView.
[ #36301 ] Implement collection monitoring

This commit implement the backend, some more work is required for the ContactProxyModel.
[ #36301 ] Add ability to disable deleted contacts
[ #36301 ] Do not displays contacts categories without children
[ #36301 ] Update ContactDock when contact details change
[ #36301 ] Add support for adding contact without reloading the model
[ #36382 ] Fix a memory leak and a SEGFAULT when dialing the same number more than twice with an odd count of PhoneNumber
[ #36391 ] Fix memory leaks
[ #36391 ] Fix Krazy2 issues
[ #36391 ] Fix cppcheck warnings
[ #36368 ] Stop the timer when a call fail
[ #36368 ] Make unselected dialing calls selected when clicking on them
[ #36368 ] Better handle errors in setDialNumber
[ #36509 ] Improve history config dialog usability
[ #36368 ] Only allow one dialing call
[ #36521 ] Untie call direction and historystate logic, add ability to highlight missed calls
[ #36741 ] Make sure all models are properly notified of presence status changes
Fix margins when dialpad is hidden