add markercluster css, js files
merge
Merge branch 'master' of https://github.com/g0v/tisa-map
remove mysql
Merge pull request #44 from shelling/master

upgrade to ruby 2.0.0-p247
set env
add map to slim
add ly
Front-end read me
Merge branch 'master' of github.com:g0v/tisa-map
Fix malformed markdown tables ><

As title.
add map
Merge branch 'master' of https://github.com/g0v/tisa-map
Create table tisas

- Add model Tisa
- DB.extension :pg_json