Make body and its animation visible from 1st person

It would be nice to see player's body and 3rd person animations from 1st person view like in Arx Fatalis or Arma for example.

Here is some example and inspiration made by Darknut for Morrowind: https://www.youtube.com/watch?v=qS-ADPbNh1g https://www.youtube.com/watch?v=YgxnCH0-9V4 https://www.youtube.com/watch?v=EA7frLIW8_I

(RM-2666 from redmine: created on 2015-06-12 by Jan Štěpánek, , duplicates #3210 (closed))