I think the issue with this is there aren’t really a lot of “pitched battles” in the Revolution. I think this would need to be more on the lines of the AH “Battlecry” or DOW’s “Memoir '44” based on the commands and colors “engine.”
Well when the German set is said to be “released soon” for over a year, you don’t update your site, and you don’t respond to questions. Then “done at all” does seem to fit.
In order to use World at war you will need the original or Pacific. I think the best game is a combination of Europe and Pacific on the World at War Map. Although I think Europe and Pacific did the oceans much better. Maybe I need to make my own map!