Added cp for cherry-pick

dotfiles/git-universe/before.gitconfig

   cma = commit --amend
   co = checkout
   com = checkout master
+  cp = cherry-pick
   dc = !clear && git diff --cached
   gr = log --graph --full-history --all --color\
        --pretty=tformat:"%x1b[31m%h%x09%x1b[32m%d%x1b[0m%x20%s%x1b[0m"