* add zoom center action button
* enhance zoom calculation and scroll to center
* add zoom out and center button
* filter deleted elements
* improve complexity
* add key shortcut
* calculate zoom value
* don't render zoomCenter action
* offset from top to account for shape menu
* change shortcut & add to shortcut dialog
* decrease offset
* revert offset
* change hotkey & description
* rename to zoomToFit
* change shortcut label & position
Co-authored-by: dwelle <luzar.david@gmail.com>
