Add a hand to the Icon Emoji List
To allow a more familiar feel for voting. Also, allows a presenter to ask questions easier. We avoid questions that aren't directed to a specific person. When asking general team questions, we would like a show of hands so a presenter can pick. A hand would also help with voting. It would also be nice to be able to visually support Fist-to-Five voting. That would require a fist and hands showing one through 5 fingers.