Get Youtube videos for a playlist

[dwwoelfel]

The youtube resolver now has top-level fields to get videos for a playlist.

Example query:

query PlaylistVideos {
  youTube {
    playlist(id: "PLtEPUaeDclkst9s6vnt5iMHfgxh0pO1Dm") {
      items {
        nodes {
          snippet {
            title
            description
          }
        }
      }
    }
  }
}