Update om to 0.8.0-alpha1 to take advantage of ref-cursors.
Move app state out into separate module.
Build ref-cursors.
Switch to using non-integer keys for maps.

Javascript does not support keys starting with an integer. Cool.
Fix bug in key-or-int
Factor the parseInt call out into separate func.
Fix poor definition for get-rows-map.
Add dots.dev to index.html via dev.clj.
Gameplay is now working with ref-cursors in place.