Android ListViewHandler should use RecyclerView

[jonlipsky]

The current Android ListViewHandler uses a ListView. It should be refactored to use a RecyclerView.

[Miiite]

From what I can see, this is now the case. Issue should/could be closed:

https://github.com/Clancey/Comet/blob/dev/src/Comet.Android/Handlers/ListViewHandler.cs