Here's what I see in my Admin, Layout options... Nothing about rows...
Number of columns for most recent additions section?
Number of products to display in the most recent additions section?
Show recent products in default location (bottom)? (if no, will display at top)
Show Most Recent Additions on Index page?
ReviewPost main table width, percent or pixels.
Select a theme for your website
Choose from the available themes for your site layout
Pixel size of borders for images/thumbnails
Thickness - set to 0 for no border
Select a border for your thumbnails
Choose from the available borders for your thumbnails
Enable Zip Code integration (requires third-party zip code database)