Cavalary: Well, that rather diminishes the impact of the term "awesome", but yep, definitely was a nice feature. Even forgot why they broke it, but I'm sure it wasn't anything needed or particularly useful.
Here's why manual sorting was dropped [emphasis added]:
-- Manual sorting is no more. We have decided to skip this functionality because it was beyond our reach to deliver the quality we wanted to. [...]
Now look at the "quality they wanted", and presumably achieved, for sorting by title, and order/placement of unbundled games.