don't show petrified units in "Damage versus:" tooltip
since we can't attack these, this information is not useful. afaik it is quite common to have permanent "statues" in MP maps, and extremely rare that units may be unpetrified in any core or umc scenarios.
|@@ -770,6 +770,8 @@ static int attack_info(const attack_type &at, config &res, const unit &u, const|
|const team &viewing_team = (*resources::teams)[resources::screen->viewing_team()];|
|BOOST_FOREACH(const unit &enemy, *resources::units)|
|+ if (enemy.incapacitated()) //we can't attack statues so don't display them in this tooltip|
|const map_location &loc = enemy.get_location();|