It adds loadIcon() timing measurements.
It adds loadIcon() timing measurements.

It adds an per icon load time and a Total loadIcon() timing info.

lxde/libqtxdg,libqtxdg/libqtxdg,libqtxdg/libqtxdg,luis-pereira/libqtxdg,lxde/libqtxdg,luis-pereira/libqtxdg