message: Add margins around list-items in markdown
  They're pretty tightly squeezed in there right now.
diff: @@ -306,6 +306,9 @@ footer {
  font-family: $base-font, $base-font-family;
  font-weight: $base-font-weight;
  line-height: $base-line-height;
  + > li {
  + margin: 1em 0;
  + }
  }
  table {
  