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This was supposed to be part of the co-authors PR but this commit got left accidentally on my Windows machine.

The biggest avatar we display in the app right now is 28x28 so 60 should be a good default for retina monitors
say25/desktop,shiftkey/desktop,artivilla/desktop,artivilla/desktop,artivilla/desktop,kactus-io/kactus,shiftkey/desktop,shiftkey/desktop,say25/desktop,j-f1/forked-desktop,j-f1/forked-desktop,desktop/desktop,kactus-io/kactus,desktop/desktop,j-f1/forked-desktop,say25/desktop,artivilla/desktop,j-f1/forked-desktop,say25/desktop,kactus-io/kactus,shiftkey/desktop,kactus-io/kactus,desktop/desktop,desktop/desktop