Traditionally (ie Classic and AE) it has been possible to print lines with Dates and descriptions with zero values and no amount is dislayed; merely a blank field. Now in AR2018 all zero values print...
I 100% agree. I've just spent hours adding headers to every line of all of my recurring Invoices - to avoid this exact same thing.
Shortcut is CNTL+SHIFT+R if you need a current work around - it inserts the equivalent of a note line, and no account number of $0.