The fact that you put contact pics by the text messages is amazing but actually put it in the messages like when your in a group message . Do that form messaging in general and it will really be amazing . Oh and 3 way face timing people are talking and this is what we need!
Please add in IOS9
Have you filed an enhancement request with that information? (Well, actually two since you're describing two separate features) You can do that using the Bug Reporter tool (bugreport.apple.com).