Soften gelatin in some water. Add the � cup water to pineapple juice to make � cup. Bring to a boil. Add gelatin mixture. Combine cheese, milk, sweetener, lemon juice, vanilla, salt, egg yolks and fruit. Add gelatin mixture, let stand till thick but not set. Stir in stiffly beaten egg whites. Pour half the wafers in bottom of pan. Pour mixture and top with remaining crumbs. Chill in refrigerator for 2 hours.