18 again = commit --amend -C HEAD
19 alias = config --global --get-regexp 'alias\\..*'
20 amend = commit --amend
21 graph = log --graph --pretty=oneline
22 pretty = log --graph --pretty=format:'%C(green)%ai%Creset %C(magenta)%h%Creset %s %C(cyan)%d%Creset'