* You can use <Alt> to switch modes during an operation that supports it (e.g. Checksum
computation, DD image writing or zeroing, save to VHD, download, etc.
* IMPORTANT: This is *NOT* available for all operations. Especially, if you were hoping
to get transfer speed or ETA during ISO or WIM extraction, you *WILL* be disappointed.
* Also harmonize the code in checksum.c
* Relying on system MUIs was too brittle and provides us with no guarantee
that the translated messages we need will actually be there.
* Also fix space before question mark in French translation.
* Make sure translations that are the same as English are removed in the .po
* Automate digital signature
* Add a more distinguishable icon
* Also update French translation
