Create an apple touch icon
Show topic: list where this appears (maps, the book, blogs posts, comments)?
Disqus?
Maps/topic heads in maps
View history
Rename maps
User page, set in breadcrumbs, includes
    Topics
    Maps
    Bio
    Reputation (when we have it)
    For admin: give admin rights
Edit topic: preview button
Voting on topics
Forking topics
Option when creating maps: see other people's topics
Export map to ZIP
