Small doc tweak
Small doc tweak

bengler/prosemirror,jacwright/prosemirror,bengler/prosemirror,tzuhsiulin/prosemirror,adrianheine/prosemirror,kiejo/prosemirror,kiejo/prosemirror,tzuhsiulin/prosemirror,mattberkowitz/prosemirror,tgecho/prosemirror,tgecho/prosemirror,jacwright/prosemirror,kiejo/prosemirror,mattberkowitz/prosemirror,tzuhsiulin/prosemirror,adrianheine/prosemirror,salzhrani/prosemirror,adrianheine/prosemirror,salzhrani/prosemirror,salzhrani/prosemirror