I had a quick look at the beta 3 version and encountered a problem. Each of the quick search links (Posted, New, Active and Unanswered) seem to return no more than a single item, regardless of how many posts should actually be displayed.
You're right. This bug has been introduced during the switch to the new templating system.
I've fixed it here: https://github.com/featherbb/featherbb/commit/40a8e4017e6bf031286275d850d2a870bb05dc1e
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