PopCap’s Bejeweled (free) has gone through more iterations and updates over the years than any other iOS game we can recall, and some have made fairly substantial improvements to the core match-three game. The latest update 1.7.1 adds Poker Mode, a surprisingly addictive game mode that challenges you to make five-card poker hands by sequencing same-colored match-threes. For instance, three separate matches of three yellow gems will give you…