procfile
use mongolab url
add postinstall for heroku
fix postinstall
coffee not in dev dependencies
compile coffee by without grunt
Merge branch 'master' of https://github.com/facundoolano/invisible-chat into heroku
update invisible in shrinkwrap
use long polling instead of websockets
update invisible 0.2.4
websockets working, no need to patch
Merge pull request #7 from invisiblejs/heroku

Heroku integration
Merge branch 'master' of https://github.com/facundoolano/invisible-chat into validations
validations on register page