gitconfig alias

        co = checkout
        br = branch
        ci = commit
        st = status -sb
        lg = log --color --graph --pretty=format:'%Cred%h%Creset -%C(yellow)%d%Creset %s %Cgreen(%cr) %C(bold blue)<%an>%Creset' --abbrev-commit
        ll = log --pretty=format:"%C(yellow)%h%Cred%d\\ %Creset%s%Cblue\\ [%cn]" --decorate --numstat
        ls = log --stat --oneline
        ld = log --pretty=format:'%C(auto) %h [%C(green)%ar%C(reset)] %C(blue) %cn %C(reset)%C(auto) %d %<|(5) %s' --graph --decorate --all
        f = "!git ls-files | grep -i"
        dl = "!git ll -1"
        grep = grep -Ii
        gra = "!f() { A=$(pwd) && TOPLEVEL=$(git rev-parse --show-toplevel) && cd $TOPLEVEL && git grep --full-name -In $1 | xargs -I{} echo $TOPLEVEL/{} && cd $A; }; f"
        lasttag = describe --tags --abbrev=0