add dist to source tree, update favicon and title
remove 'var' from GeoJSON (was breaking requirejs)

- this involved modifying GeoJSON, which is a bower component.
add edge case handling for multiple address matches, no matches
put CNAME in dist directory to work with yeoman and gh-pages
add CNAME to 'copy' grunt task, update dist/ with changes in master
shrink height of map on mobile phones; easier to scroll

otherwise, it gets hard to avoid dragging the map.
Merge branch 'gh-pages' of github.com:codeforboston/cambridge_voting_locations