Custom favicon.ico

[andrewtremblay]

Currently the default react favicon is being used in the app, giving a jarring experience:

Requirements

Replace the current favicon file with a better looking one (or just remove it if we don't care). https://github.com/IndivisibleSomerville/its-our-call/blob/master/frontend/its-our-call/public/favicon.ico

[andrewtremblay]

@rlmayfield is the current favicon at http://itsourcall.org/favicon.ico sufficient to close this issue?