Per NFL.com today:
http://www.nfl.com/news/story/0ap3000000823725/article/edelman-stephon-gilmore-leave-practice-after-scuffle
"Edelman had to be pried off Gilmore by fellow receiver Chris Hogan after an incomplete pass in the red zone", per the Boston Globe's Ben Volin.
It looks like Gilmore is fitting in nicely and it's the same old Edelman. He hasn't changed one bit.
I wonder how Gilmore is liking things up there.