I hate Divine feats. HATE HATE HATE.
1/ Clerics don't need a power-up. Maybe Paladins do, that's debatable. But not Clerics.
2/ Turn Undead is a class feature that needs to die (permanently, and never be re-animated). It's not a class feature that needs more cruft hanging off of it.
3/ All the times that a Cleric isn't supposed to steal the spotlight? Hey, let's make it so the Cleric can steal the spotlight then, too! It's like making a feat which allows a Rogue to add his Trap Sense bonus to saves and AC whenever there's not a trap. Bleah.
Feh, -- N