https://github.com/pidu/git-lens.git
git clone 'git://github.com/pidu/git-lens.git'

A git branch browser providing a quick overview of added, deleted or
modified between master and the current branch.
Visit a git-controlled file and issue M-x git-lens (or bind
it to a keybinding of your choice).
<return> Find file under pointA Show added filesD Show deleted filesM Show modified filesq QuitM-x customize [git-lens].