kcbanner/connect-mongo — pull request #130 by syzer (2014-10-08 07:42:16+00:00)
Title: Added support for Replica Set

When reusing mongoose.connection

BTW:
when:
`Error: Error setting TTL index on collection : sessions`
then:
http://stackoverflow.com/questions/22698661/mongodb-error-setting-ttl-index-on-collection-sessions