Logic: Change BoardTileCollection to BoardCollection<T> to allow hold multiple types in collection.

git-tfs-id: [https://tfs.codeplex.com:443/tfs/TFS15]$/Atomix;C40603
Game: Return debugging video stream.

git-tfs-id: [https://tfs.codeplex.com:443/tfs/TFS15]$/Atomix;C40604