optionally (opt-in) building qcow2 images, first rudimentary implementation, build target (VirtualBox or qcow2 or both) should probably be configurable in whonix_build script (#122)
whonix_shared/usr/lib/whonix/whonixcheck/16_check_virtualizer to whonix_shared/usr/lib/whonix/whonixcheck/16_1_check_virtualizer
whonixcheck: Check if KVMClock is in use and warn if so. (Because it conflicts with Whonix's TimeSync design.) (#121)
CI
timesync: improved terminal output messages and progress bar
whonixcheck: run ex_funct when error has been caught
CI