/etc/salt/master changes from default:

  file_roots:
    base:
      - /salt/states/base

  pillar_roots:
    base:
      - /salt/pillars/base


/etc/salt/minion changes from default:

  master: localhost


/salt/states/base/vim/init.sls contents:

  vim:
    pkg:
      - installed


/salt/states/base/top.sls contents:

  base:
    '*':
      - vim