Add support for avatars

[cachafla]

[cachafla]

server.js is already sending an avatar message to the frontend

[thekvn]

I'm not so sure how to present the avatars without taking up too much screen real-estate. I will investigate further

[cachafla]

I think we should lower the priority on this one.

[thekvn]

I think we should just remove it period :) until a feature request comes up for it