darylbond

I have found another inconsistency, this time between volume fraction and `isCovered()`. I was able to fix this by performing a check on volfrac after every call to `set_eb_data` such...

@kngott I think you may want to take a look at this

@kngott that seems to have fixed it. Thanks for the quick response!

@WeiqunZhang That would explain it! Many thanks.