Enter on a +/- diff line jumps to that line
Enter on a +/- diff line jumps to that line

This is useful particularly in conjunction with :Gblame.  Press `i` on a
line in a blame to open the commit.  If the diff reveals a new point of
interest, press enter on that line to jump to it in the history, then
:Gblame again.

iff/dotfiles-old,iff/dotfiles-old