added mongostore module
wip session storage
added mongodb-uri module
use mongodb-uri to break up mongo connect string for mongostore
rename mongo env var
npm update
read mongostore documentation more clearly and found can just pass in existing mongoose connection
set livereload port to different value than default
remove mongoose require since it is not being used
removes mongodb-uri module
Merge pull request #11 from okize/fix_session_error

Fix session error