YAML maps inside of list items do not work well with clone or pour

[jaresty]

I tried using a YAML map inside of a list item and was disappointed with the results I started with a list like this:

- foo: bar

If I say, pour item, the result is this:

I expected it to indent to the list item, but it did not.

If I say, clone item, the result is this:

Again, did not indent the item appropriately.