Do the usual method to change your name to colour [
tutorial] but make sure you include a white colour tag at the end, like this:
Which will make my name appear like this:
Chris
Then, go to Tools > Options and go to the box to change your name.
Now what you need to do is remove the ·0 from the end.
Now your name will appear like this, without the 'says:'
Edit: or Traxors method